MD, PhD, MAE, FMedSci, FRSB, FRCP, FRCPEd.

chiropractic

In March, 2020, the International Chiropractors Association (ICA), a US based chiropractic organization, posted a report claiming that chiropractic adjustments can boost immune function with the implication that it might be helpful in preventing COVID-19. In their report, the ICA stated that: “Although there are no clinical trials to substantiate a direct causal relationship between the chiropractic adjustment and increased protection from the COVID-19 virus, there is a growing body of evidence that there is a relationship between the nervous system and the immune system” and “The observation that those who use chiropractic regularly and do not become ill with cold, flu, or other community shared illnesses is frequent within the profession and should not be ignored”.

Such misleading information is obviously unethical, irresponsible and dangerous. It prompted some chiropractors to do the research and find out what evidence exists that chiropractic might affect the immune system. They have now published their findings in a paper; here is its abstract:

Background

In the midst of the coronavirus pandemic, the International Chiropractors Association (ICA) posted reports claiming that chiropractic care can impact the immune system. These claims clash with recommendations from the World Health Organization and World Federation of Chiropractic. We discuss the scientific validity of the claims made in these ICA reports.

Main body

We reviewed the two reports posted by the ICA on their website on March 20 and March 28, 2020. We explored the method used to develop the claim that chiropractic adjustments impact the immune system and discuss the scientific merit of that claim. We provide a response to the ICA reports and explain why this claim lacks scientific credibility and is dangerous to the public. More than 150 researchers from 11 countries reviewed and endorsed our response.

Conclusion

In their reports, the ICA provided no valid clinical scientific evidence that chiropractic care can impact the immune system. We call on regulatory authorities and professional leaders to take robust political and regulatory action against those claiming that chiropractic adjustments have a clinical impact on the immune system.

It is not often that I praise the actions of chiropractors, I know. But today, I unreservedly applaud the above-quoted paper.

WELL DONE, AND THANK YOU.

(And while we are on the subject, may I encourage the authors to carry on their good work and do similar assessments of the rest of the hundreds of false claims made by so many of their colleagues day-in, day-out?)

 

The UK university at Teesside has announced its plan to offer a chiropractic degree. The course will be hosted by its School of Health and Life Sciences and the Department of Allied Health Professions. The designated course leader, Daniel Moore, explains:

“The benefit for us when we developed this curriculum from a blank canvas was not only exciting, but it granted an opportunity for us to do things in a slightly different way.  The placement model is something I feel we may see more of in the future because the benefit it gives students is significant from a confidence point of view, and provides interaction with both the profession and patients from the first semester.  We also could create our modules from scratch giving us the ability to build context into historically quite fixed modular content whilst staying mapped to the education standards.  We also give all students iPads from the start of their degree which will allow us to collaborate and communicate in a really unique and beneficial way throughout the course.”

“I have always been interested in knowledge transfer, and how as individuals we learn and how we develop ourselves.  Part of my draw to being a chiropractor was my wanting to help people become the best version of themselves.  So it isn’t a great leap to the higher educational world where my goal now is similar, facilitating and leading people towards being the best chiropractor they can be.  They can then move into the profession and make a positive impact themselves.  I feel I can make a positive difference to the profession here, and that is important to me.”

“My goal in my mind is clear.  To create chiropractors that are safe, competent and confident, to go into practice and add value to the chiropractic profession.  I also hope I can create students that are excited to graduate and practice chiropractic, I feel we have a lot to offer as chiropractors and students should be excited about that opportunity.”

“I am from the North East of England, so have an affinity to this region.  I am passionate about chiropractic and think my history, since being a student shows my willingness to represent that.  I was a student member of the NMSK faculty of the College of Medicine as well as being on WIOC Student Council for 4 years.  I then moved into practice where I took on delivery of CPD events for the RCC, qualified as an FA Medical Tutor, I was also involved in writing initial material for the RCC’s online Quality Standards offering, and have been involved in multiple British Masters Athletics Medical Team events with a great group of people over the years.  I am a dad, to two wonderful boys and a husband to Elaine (also a chiropractor and BCA member).  I keep myself fit, and race Cross Country Mountain Bikes and Cyclocross to a national level and plan on competing at the World Masters Championships this August all things being well. Now I lead the chiropractic course at Teesside and I am planning my PhD, I couldn’t be more excited about the opportunities that lay ahead.”

Allow me to add a few points and ask a few questions:

  1. Mr Moore wants to ‘create chiropractors that are safe, competent and confident’. How about creating therapists who are effective in curing or alleviating disease or symptoms? Has he perhaps realised that, in chiropractic, this is not possible? Do his peers at Teesside know that chiropractic does not generate more good than harm?
  2. I am fascinated to learn that Mr Moore is now planning to do his PhD. Should a higher degree not have been a precondition to becoming a course leader in academia?
  3. As far as I can see, Mr Moore has never published a single paper in the peer-reviewed literature. Should a track record in research not have been a precondition to becoming a course leader in academia?
  4. Does the University of Teesside know that even the most proper (and I fear the course does not even appear to be proper) teaching of nonsense must result in nonsense?
  5. Have they taken leave of their senses at Teesside university?

DD Palmer, the founder of chiropractic, famously claimed that 95% of all diseases are caused by subluxations of the spine and the rest by subluxations of other joints. He said and stated this theory in different forms not once but dozens of times, and it thus quickly became the mantra of chiropractic. When it was noted that subluxation, as imagined by Palmer and his son BJ, did not exist, chiropractors found themselves with a considerable amount of egg on their faces.

Ever since, they have tried to cover up the blemish, some by repeatedly re-defining subluxation, others by claiming that they do not believe in Palmer’s theory anyway. The issue was and is fiercely fought over even threatened to break up the profession. At present, we are being told incessantly that large chunks of the profession are reformed, have come to terms with their profession’s foundation in a fictional concept, and have now abandoned subluxation altogether.

Critics, in turn, are quick to point out that, if that is so, chiropractors lack a ‘raison d’être’. The best chiropractors of this persuasion could do, they say, is to re-train as physiotherapists who also use spinal manipulation but without the nonsensical chiropractic ‘philosophy’.

While this debate is ongoing and shows no sign of subsiding, it is relevant, of course, to ask what proportions of the chiropractic profession belongs to which persuasion. This paper evaluated the issue of the professional identity within the profession of chiropractic based on the literature from 2000 to 2019. Initially 562 articles were sourced, of which 24 met the criteria for review.

The review confirmed three previously stated professional identity subgroups:

  • a vitalistic approach pro subluxation,
  • a approach contra subluxation,
  • a centrist or mixed view.

Whilst these three main chiropractic identity sub-types exist, the terminology used to describe them differs. Research aimed at categorising the chiropractic profession identity into exclusive sub-types found that at least 20% of chiropractors have an exclusive vertebral subluxation focus. However, deeper exploration of the literature shows that vertebral subluxation is an important practice consideration for up to 70% of chiropractors.

The review also found that practising chiropractors consider themselves to be primary care or primary contact practitioners with a broad scope of practice across a number of patient groups not limited to musculoskeletal management.

So, if I understand these findings correctly, they confirm that chiropractors like to see themselves as physicians who are able to treat most conditions that present themselves in primary care. At the same time, their majority considers that vertebral subluxation is an important practice consideration. This clearly suggests they are likely to treat most conditions by adjusting spinal subluxations. In turn, this implies that DD Palmer’s dictum, ‘95% of all conditions are caused by subluxations of the spine’, is still adhered to by about 70% of all chiropractors.

If this is so, the best advice I can give to the general public is this: if you have a health problem, the last person you should consult is a chiropractor.

I have almost got used to seeing that any health crisis brings the worst out of charlatans. In the present pandemic, this has been true for SCAM merchants such as the:

homeopaths,

colloidal silver crooks,

TCM practitioners,

orthomolecular quacks,

Unani-salesmen

and, of course, the chiropractors.

Perhaps one can even forgive such behaviour on an individual level – sadly, it seems to be a human trait to turn every misery into a business opportunity. But when professional organisations behave in this manner, I have less understanding.

In that context, this press release by the INTERNATIONAL CHIROPRACTORS ASSOCIATION seems revealing:

March 16, 2020 (Falls Church, VA) In these challenging times associated with the COVID-19 Pandemic, the International Chiropractors Association (ICA) is issuing a statement reaffirming chiropractic as an essential healthcare service. Everyone is under extraordinary levels of stress.

Chiropractic Services represent an essential and necessary component of the health care program of millions of patients of all ages and all walks of life in the United States and worldwide. Timely and consistent access to chiropractic care is essential to the maintenance of the health and wellbeing of this patient population, particularly during times of stress.

The association encourages jurisdictions at all levels to acknowledge and respect that chiropractic is an essential healthcare service even during a pandemic.

It is important to recognize that as of mid-March 2020, there are no recognized cures in conventional medicine or alternative health approaches for COVID-19. There are no vaccines, no drugs, no natural remedies, no alternative therapies that have been tested and the outcomes peer reviewed to meet any evidence-based standard. The public has the right to seek their own pathway to health and well-being. For millions of Americans, that pathway includes regular chiropractic care. For individuals such as those recovering from injury or suffering back pain, chiropractic care is essential on their road to recovery.

ICA President, Stephen P. Welsh, DC, FICA stated, “While Coronavirus-19 has everyone’s attention, it cannot be forgotten that health promotion and non-opioid pain management through chiropractic adjustments of the subluxation is essential and should not be curtailed or restricted because of this pandemic. With churches, schools, restaurants, museums being closed, the ICA reminds authorities that the offices of doctors of chiropractic should be treated no differently than the offices of medical doctors – as an essential health care service.”

Did I state that I have less understanding for this? To be honest, I feel slightly sick reading the press release!

The ICA state that one of their objectives is to ‘promote the highest professional, technical, and ethical standards for the doctor of chiropractic while safeguarding the professional welfare of its members and the public.’ I highly recommend that the ICA take a step back and inform themselves what professionalism and ethics really mean.

The ‘Corona-Virus Quackery Club’ (CVQC) is enjoying a fast-growing membership. As mentioned in previous posts, it consists of:

homeopaths,

colloidal silver crooks,

TCM practitioners,

orthomolecular quacks,

Unani-salesmen.

Chiropractors have been keen to join since weeks. They have a long tradition of claiming that their ‘adjustments’ boost the immune system, and therefore it was to be expected that they also jump on the corona-bandwagon.

Some chiropractors seem to believe that the corona-virus pandemic is a fine business opportunity or, as one put it, the perfect opportunity to have a heart to heart with patients about their immune and nervous systems! Remember, if germs automatically caused disease, the human race wouldn’t be around to debate the issue. Many forget that Louis Pasteur, the father of the germ theory recanted his belief. On his deathbed he observed, “It’s the soil, not the seed.” In other words, without the right environment, germs can do little harm.

Chiropractors and other health care workers are at greater risk due to patient or client interactions and are encouraged to take extra precautions when it comes to cleaning and disinfecting surfaces and skin or close contact.

“Every chiropractic practice has been touched by coronavirus [fears],” says Bill Esteb, DC, who has created and is circulating a coronavirus and chiropractic guide on how to avoid contracting the virus.

“We wanted to create a tool that chiropractors could use as a conversation springboard. Chiropractors need to remind their patients that germs don’t automatically cause disease. And that ‘catching’ the coronavirus, or anything else, requires a hospitable environment.”

The only way to catch anything, says Esteb, is to become a hospitable host. Flipping the message, Esteb in his coronavirus and chiropractic guide says here is “How to Catch the Coronavirus”:

  • Eat a Poor Diet — Make sure your body lacks the vitamins, minerals, enzymes and micronutrients needed to keep itself in good repair.
  • Avoid Adequate Rest — Stay up late and use sugar, tobacco, coffee and energy drinks as needed.
  • Become Dehydrated — Reduce the effectiveness of your natural defense mechanisms by shunning adequate water.
  • Stop Exercising — Reduce the efficiency of your lymphatic system, which requires movement to circulate this important germ-fighting fluid.
  • Think Negative Thoughts — Worry that you’ll be a victim. Closely monitor news reports about outbreaks, fearing the advancing pandemic.
  • Rarely Wash Your Hands — Use your dirty hands and fingers to rub your eyes, pick your nose or wipe your lips.
  • Skip Your Chiropractic Adjustments — Handicap your nervous system, the master system that controls your entire body. Wait until symptoms are clearly present.

“Following these suggestions is the way to become a suitable host for any number of germs or microbes,” Esteb says. “The tongue-in-check approach keeps the subject light. It stimulates more instructive patient conversations. It helps reduce appointment cancellations.

“Most people have an inappropriate fear of germs. And while this poster and patient handout won’t eliminate it, use it to explore the value of ongoing chiropractic care as a preventive strategy.”

——–

The Internet is full with messages of this type. Here is just one example: The best defense for the Corona Virus is to be healthy when you are exposed to the virus. Get adjusted to boost your immune system. Check out this video blog on what you can do to be healthy and prepare your body to fight off the corona virus.

——–

Perhaps the worst excesses can be found on Twitter:

James Langford 
@JamesLangford15·

Did you know that a properly aligned body supports and activates our immune system. During this time of concern from the corona virus, making sure your body is healthy is the best way to combat this illness. #health #immunesystem
Oxford Chiropractic
@OxfordChiropra1·

Scared of the corona virus? Practice a little preventative care like mama always used to tell you and get your spine adjusted!!! It’s boosts your immune by 200%!!!!! Why aren’t we talking… instagram.com/p/B9pjMqdATmBn
——–
So, considering this concerted effort, I am happy to announce that, from today, my friends the chiros are official members of the CVQC.
CONGRATULATIONS GUYS!
PS
Whether Boris Johnson will be allowed in, depends on future announcements; so far, his chances are not bad.

The objective of this analysis was to evaluate the impact of chiropractic utilization upon use of prescription opioids among patients with spinal pain. The researchers employed a retrospective cohort design for analysis of health claims data from three contiguous US states for the years 2012-2017.

They included adults aged 18-84 years enrolled in a health plan and with office visits to a primary care physician or chiropractor for spinal pain. Two cohorts of subjects were thus identified:

  1. patients who received both primary care and chiropractic care,
  2. Patients who received primary care but not chiropractic care.

The total number of subjects was 101,221. Overall, between 1.55 and 2.03 times more nonrecipients of chiropractic care filled an opioid prescription, as compared with recipients.

The authors concluded that patients with spinal pain who saw a chiropractor had half the risk of filling an opioid prescription. Among those who saw a chiropractor within 30 days of diagnosis, the reduction in risk was greater as compared with those with their first visit after the acute phase.

Similar findings have been reported before and we have discussed them on this blog (see here, here and here). As before, one has to ask: WHAT DO THEY ACTUALLY MEAN?

The short answer is NOTHING MUCH! And certainly not what many chiros make of them.

They do not suggest that chiropractic care is a substitute for opioids in the management of spinal pain.

Why?

There are several reasons. Perhaps the most important ones are that such analyses lack any clinical outcome data, and that comparing one mistake (opioid-overuse) whith what might be another (chiropractic care) is a wrong apporoach. Imagine a scenario where half to the patients had received, in addition to their usual care, the services of:

  • a paranormal healer,
  • a crystal therapist,
  • a shaman,
  • or a homeopath.

Nobody would be surprised to see a very similar result, particularly if all of these practitioners were in the habit of discouraging their patients from using conventional drugs. Or imagine a scenario where half of all patients suffering from spinal pain are entered into an environment where they receive no treatment at all. Who would not expect that this regimen does not dramatically reduce the risk of filling an opioid prescription? But would that indicate that zero treatment is a good solution for managing spinal pain?

The thing is this:

  • If you want to reduce opioid use, you need to prescribe less opioids (for instance, by re-educating doctors to do as they have been told in med school and curb over-prescribing).
  • If you discourage patients to use opioids (as many other healthcare professionals would), many will not use opioids.
  • If you want to know whether chiropractic is effective in managing spinal pain, you need to conduct a well-designed clinical trial.

Or, to put it simply:

CORRELATION IS NOT CAUSATION!

 

During my almost 30 years of research into so-called alternative medicine (SCAM), I have published many papers which must have been severe disappointments to those who advocate SCAM or earn their living through it. Many SCAM proponents thus reacted with open hostility. Others tried to find flaws in those articles which they found most upsetting with a view of discrediting my work. The 2012 article entitled ‘A Replication of the Study ‘Adverse Effects of Spinal Manipulation: A Systematic Review‘ by the Australian chiropractor, Peter Tuchin, seems to be an example of the latter phenomenon (used recently by Jens Behnke in an attempt to defame me).

Here is the abstract of the Tuchin paper:

Objective: To assess the significance of adverse events after spinal manipulation therapy (SMT) by replicating and critically reviewing a paper commonly cited when reviewing adverse events of SMT as reported by Ernst (J Roy Soc Med 100:330-338, 2007).

Method: Replication of a 2007 Ernst paper to compare the details recorded in this paper to the original source material. Specific items that were assessed included the time lapse between treatment and the adverse event, and the recording of other significant risk factors such as diabetes, hyperhomocysteinemia, use of oral contraceptive pill, any history of hypertension, atherosclerosis and migraine.

Results: The review of the 32 papers discussed by Ernst found numerous errors or inconsistencies from the original case reports and case series. These errors included alteration of the age or sex of the patient, and omission or misrepresentation of the long term response of the patient to the adverse event. Other errors included incorrectly assigning spinal manipulation therapy (SMT) as chiropractic treatment when it had been reported in the original paper as delivered by a non-chiropractic provider (e.g. Physician).The original case reports often omitted to record the time lapse between treatment and the adverse event, and other significant clinical or risk factors. The country of origin of the original paper was also overlooked, which is significant as chiropractic is not legislated in many countries. In 21 of the cases reported by Ernst to be chiropractic treatment, 11 were from countries where chiropractic is not legislated.

Conclusion: The number of errors or omissions in the 2007 Ernst paper, reduce the validity of the study and the reported conclusions. The omissions of potential risk factors and the timeline between the adverse event and SMT could be significant confounding factors. Greater care is also needed to distinguish between chiropractors and other health practitioners when reviewing the application of SMT and related adverse effects.

The author of this ‘replication study’ claims to have identified several errors in my 2007 review of adverse effects of spinal manipulation. Here is the abstract of my article:

Objective: To identify adverse effects of spinal manipulation.

Design: Systematic review of papers published since 2001.

Setting: Six electronic databases.

Main outcome measures: Reports of adverse effects published between January 2001 and June 2006. There were no restrictions according to language of publication or research design of the reports.

Results: The searches identified 32 case reports, four case series, two prospective series, three case-control studies and three surveys. In case reports or case series, more than 200 patients were suspected to have been seriously harmed. The most common serious adverse effects were due to vertebral artery dissections. The two prospective reports suggested that relatively mild adverse effects occur in 30% to 61% of all patients. The case-control studies suggested a causal relationship between spinal manipulation and the adverse effect. The survey data indicated that even serious adverse effects are rarely reported in the medical literature.

Conclusions: Spinal manipulation, particularly when performed on the upper spine, is frequently associated with mild to moderate adverse effects. It can also result in serious complications such as vertebral artery dissection followed by stroke. Currently, the incidence of such events is not known. In the interest of patient safety we should reconsider our policy towards the routine use of spinal manipulation.

In my view, there are several things that are strange here:

  1. Tuchin published his paper 5 years after mine.
  2. He did not publish it in the same journal as my original, but in an obscure chiro journal that hardly any non-chiropractor would ever read.
  3. Tuchin never contacted me and never alerted me to his publication.
  4. The journal that Tuchin chose was not Medline-listed in 2012; consequently, I never got to know about the Tuchin article in a timely fashion. (Therefore, I did never respond to it.)
  5. A ‘replication study’ is a study that repeats the methodology of a previous study.
  6. Tuchin’s paper is therefore NOT a replication study. Firstly, mine was a review and not a study. Secondly, and crucially, Tuchin never repeated my methodology but used an entirely different one.

But arguably, these points are trivial. They should not distract from the fact that I might have made mistakes. So, let’s look at the substance of Tuchin’s claim, namely that I made errors or omissions in my review.

As to ‘omissions’, one could argue that a review such as mine will always have to omit some details in order to generate a concise summary. The only way to not omit any details is to re-publish all the primary papers in one large volume. Yet, this can hardly be the purpose of a systematic review.

As to the ‘errors’, it seems that the ages and sex of three patients were wrong (I have not checked this against the primary publications but, for the moment, I believe Tuchin). This is, of course, lamentable and – even though I have no idea whether the errors happened at the data extraction phase, during the typing, the revising, or the publishing of the paper – it is entirely my responsibility. I also seem to have mistaken a non-chiropractor for a chiropractor. This too is regrettable but, as the review was about spinal manipulation and not about chiropractic, the error is perhaps not so grave.

Be that as it may, these errors are unquestionably not good, and I can only apologise for them. If Tuchin had dealt with them in the usual way – by publishing in a timely fashion a ‘letter to the editor’ of the JRSM – I could have easily corrected them for everyone to see.

But I think there is a more important point to be made here:

Tuchin concludes his paper stating that it is unwise to make conclusions regarding causality from any case study or multiple case studies. The number of errors or omissions in the 2007 Ernst paper significantly limit any reported conclusions. I believe that both sentences are unjustified. The safety of any intervention in routine use has to be examined on the basis of published case studies. This is particularly true for chiropractic where no post-marketing surveillance similar to that for drugs exists.

The conclusions based on such evidence can, of course, never be firm, but they provide valuable signals that can prompt more rigorous investigations in the interest of patient safety. In view of such considerations, my own conclusions in my 2007 paper were, I think, correct and are NOT invalidated by my relatively trivial mistakes: spinal manipulation, particularly when performed on the upper spine, has repeatedly been associated with serious adverse events. Currently the incidence of such events is unknown. Adherence to informed consent, which currently seems less than rigorous, should therefore be mandatory to all therapists using this treatment. Considering that spinal manipulation is used mostly for self-limiting conditions and that its effectiveness is not well established, we should adopt a cautious attitude towards using it in routine health care. 

And my conclusions in the abstract have now, I believe, become established wisdom. They are thus even less in jeopardy through my calamitous lapsus or Tuchin’s ‘replication study’: Spinal manipulation, particularly when performed on the upper spine, is frequently associated with mild to moderate adverse effects. It can also result in serious complications such as vertebral artery dissection followed by stroke. Currently, the incidence of such events is not known. In the interest of patient safety we should reconsider our policy towards the routine use of spinal manipulation. 

 

 

Functional Neurology (FN) is an approach used by some chiropractors. One website proudly proclaims that Functional Neurology, sometimes referred to as Chiropractic Neurology, is a term used to describe a variety of evidence-based treatments relating to neurological disorders. And another one informs us that Functional neurology, aka chiropractic neurology, is a healthcare discipline that utilizes neuroplasticity and contemporary clinical neuroscience to both evaluate and rehabilitate patients that suffer from a complex neurological condition or simply want to optimize their performance. A comprehensive neurological examination is performed in order to determine which area of the nervous system is not functioning appropriately. A customized therapy program is then tailored to address each person’s individualized neurological dysfunction.

The specific therapeutic claims that are being made for FN by chiropractors are impressive. The following list is a non-exhaustive attempt to document some of the conditions which functional neurologists claim to be able to treat: ADD/ADHD, Alzheimer’s, Anxiety disorders, Asperger’s Syndrome, Autism, Balance disorders, Blackouts, Blindness, Brain Aging issues, Canal stenosis, Cerebellar disorders,Chronic pain disorders, Cervical myelopathy, Coma, Complex regional pain syndromes, Concentration issues, Depression, Diplopia, Dizziness, Double vision, Dyslexia, Dystonia, Epilepsy, Fainting, Headaches, Heart arrhythmias, Irritable bowel syndrome, Learning difficulties, Memory issues, Mental Health, Migraines, Motion sickness, Movement disorders, Multiple sclerosis, Neglect syndromes, Numbness, Parkinson’s disease, Peripheral neuropathies, Radicular/nerve root conditions, Reflex sympathetic dystrophy, Sexual dysfunction, Sleep apnea, Sleep problems, Snoring, Speech problems, Spinal cord compression, Squints/skew deviations of the eyes, Strokes, Syncope, Tinnitus, Tics, Tourette’s, Tremors, Vertigo and Visual disturbances.

Is any of this backed up by evidence?

A review of FN included 9 articles. The included studies were conducted on adults or children, symptomatic or not, and investigated various interventions consisting of single or multiple stimuli, of varied nature, all primarily said to be provided to stimulate brain areas. Conditions included attention deficit disorders, attention deficit and hyperactivity disorders, autism-spectrum disorders, cortical visual impairment, traumatic brain injury, and migraine. Balance and the “blind spot” were investigated in healthy subjects. Major design and methodological issues were identified in all 9 studies; only 4 were considered as (potentially) appropriate for further scrutiny.

The authors concluded that no robust evidence could be found in relation to the effect or benefit of the tested FN interventions.

In a nutshell: FN is yet another addition to chiro-quackery.

A team of chiropractic researchers conducted a review of the safety of spinal manipulative therapy (SMT) in children under 10 years. They aimed to:

1) describe adverse events;

2) report the incidence of adverse events;

3) determine whether SMT increases the risk of adverse events compared to other interventions.

They searched MEDLINE, CINAHL, and Index to Chiropractic Literature from January 1, 1990 to August 1, 2019. Eligible studies were case reports/series, cohort studies and randomized controlled trials. Studies of high and acceptable methodological quality were included.

Most adverse events are mild (e.g., increased crying, soreness). One case report describes a severe adverse event (rib fracture in a 21-day-old) and another an indirect harm in a 4-month-old. The incidence of mild adverse events ranges from 0.3% (95% CI: 0.06, 1.82) to 22.22% (95% CI: 6.32, 54.74). Whether SMT increases the risk of adverse events in children is unknown.

The authors concluded that the risk of moderate and severe adverse events is unknown in children treated with SMT. It is unclear whether SMT increases the risk of adverse events in children < 10 years.

Thanks to their ingenious methodology, the authors managed to miss 11 of the 13 studies included in the review by Vohra et al which reported 9 serious adverse events and 20 cases of delayed diagnosis associated with SMT. Another review reported 15 serious adverse events and 775 mild to moderate adverse events following manual therapy. As far as I can see, the authors of the new review make just one reasonable point:

We recommend the implementation of a population-based active surveillance program to measure the incidence of severe and serious adverse events following SMT treatment in this population.

In the absence of such a surveillance system, any incidence figures are not just guess-work but also a depiction of the tip of a much bigger iceberg. So, why do the authors of this review not make this point clearly and powerfully? Why does the review read mostly like an attempt to white-wash a thorny subject? Why do they not provide a breakdown of the adverse events according to profession? The answer to these questions can be found at the very end of the paper:

This study was supported by the College of Chiropractors of British Columbia to Ontario Tech University. The College of Chiropractors of British Columbia was not involved in the design, conduct or interpretation of the research that informed the research. This research was undertaken, in part, thanks to funding from the Canada Research Chairs program to Pierre Côté who holds the Canada Research Chair in Disability Prevention and Rehabilitation at Ontario Tech University, and from the Canadian Chiropractic Research Foundation to Carol Cancelliere who holds a Research Chair in Knowledge Translation in the Faculty of Health Sciences at Ontario Tech University.

This study was supported by the College of Chiropractors of British Columbia to Ontario Tech University. The College of Chiropractors of British Columbia was not involved in the design, conduct or interpretation of the research that informed the research. This research was undertaken, in part, thanks to funding from the Canada Research Chairs program to Pierre Côté who holds the Canada Research Chair in Disability Prevention and Rehabilitation at Ontario Tech University, and funding from the Canadian Chiropractic Research Foundation to Carol Cancelliere who holds a Research Chair in Knowledge Translation in the Faculty of Health Sciences at Ontario Tech University.

I have often felt that chiropractic is similar to a cult. An investigation by cult members into the dealings of a cult is not the most productive of concepts, I guess.

An article in the ‘Long Island Press’ caught my attention. Here are some excerpts:

A simple painless spinal adjustment by a chiropractor could be the latest breakthrough in the treatment of drug and alcohol addiction… Bridge Back to Life, an outpatient addiction treatment program, has teamed up with New York Chiropractic College (NYCC) … to offer the latest breakthrough therapy for substance use disorder. The first-of-a kind partnership, the brainchild of Bridge Back to Life’s medical director Dr. Russell Surasky, brings doctors from NYCC to evaluate and treat the center’s patients undergoing addiction therapy. Several diagnostic tests are performed at the base of the brainstem to determine if a misalignment exists. If present, the practitioners are taught to incorporate gentle painless, corrective spinal adjustments into the patient’s care plan. This treatment reduces stress on the spinal column and limbic system of the brain…

“Safe, painless adjustments to the upper cervical spinal bones can help normalize the brain’s limbic system by helping with the overall circulation of cerebrospinal fluid of the brain… I truly believe that this agreement with the college will serve as a national model for drug rehabilitation centers throughout the country,” says Surasky, who is triple board certified in neurology, addiction medicine, and preventive medicine. “Not only can spinal adjustments reduce the chronic pain issues that may have led patients into drug addiction in the first place, but now we also have evidence that spinal adjustments actually accelerate the healing of the brain from addiction.”

Surasky points to a study done in 2001 in the journal Nature: Molecular Psychiatry, which looked at the impact of spinal manipulations at an inpatient addiction treatment facility in Miami. The study found that chemically dependent patients who received specific spinal adjustments as part of their treatment reported fewer drug cravings and mental health symptoms. Moreover, 100 percent of the study patients who received chiropractic care completed the inpatient program, while about half of those not receiving treatments dropped out prior to completion. Yet no further studies were performed, and the information languished. Surasky began treating patients with the spinal adjustments at his private practice in Great Neck before bringing the treatment to Bridge Back to Life.

Mary W. came to Surasky’s Great Neck office for help with alcohol addiction nearly one year ago. She received monthly Vivitrol shots and had marked success in curbing her cravings and drastically reducing her drinking. But Mary still had one-day “slips” from time to time. She also complained of insomnia and migraine headaches. She recalled an accident in the past, where she hit her head. Dr. Surasky took X-rays of her upper neck and performed a Tytron scan. He said the digital images showed she had misalignments at the C1 vertebral level, likely putting pressure on the lower brainstem area. In addition to Vivitrol shots, Mary started receiving upper cervical adjustments and has remained sober since. Her migraines have dropped from five per month to one or none and she is sleeping better.

Where to start?

There is much to be concerned about in this short article. Let me mention just a few obvious points:

  1. A treatment that is not backed by solid evidence is hardly a ‘breakthrough’.
  2. The ‘misalignments’ they are looking for do not exist.
  3. Spinal manipulation is not as safe as presented here.
  4. The assumption that it reduces stress on the limbic system is far-fetched.
  5. To suggest this approach as a ‘national model’, is simply ridiculous.
  6. The notion that adjustments increase the circulation of the cerebrospinal fluid is not evidence-based.
  7. What are ‘chronic pain tissues’?
  8. The claim that spinal manipulation accelerates healing of the brain is not evidence-based.
  9. The study in Nature Molecular Psychiatry does not seem to exist (I could not find it, if anyone can, please let me know).
  10. X-ray diagnostics cannot diagnose ‘misalignments’.
  11. Tytron scans are used mostly by chiropractors are not a reliable diagnostic method.
  12. Anecdotes are not evidence.

In short: this article reads like an advertisement for chiropractic as a treatment of addictions. As there is no evidence that chiropractic spinal manipulations are effective for this indication, it is hard to think of anything more irresponsible than that.

And here is the question that I often ask myself:

Are there any bogus, profitable, unethical claims that chiropractors would shy away from?

 

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