FAI Research: Bias in the early research into femoral acetabular impingement

Matt discusses the problematic likelihood of bias in the top 8 most cited articles that are supposed to provide evidence of hip pain as a bone issue.

Top 50 most cited FAI studies: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4539455/

Quick research summaries:
FAI bone shapes and pain: https://www.thefaifix.com/bones-dont-cause-fai-pain/
FAI bone shapes and arthritis: https://www.thefaifix.com/fai-does-not-lead-to-severe-arthritis/
Labral tears and pain: https://www.thefaifix.com/do-labral-tears-matter/

For the comprehensive self-help program targeting FAI-like hip issues, check out http://uprighthealth.com/the-fai-fix

More FAI videos: https://www.youtube.com/playlist?list=PLfKNSz5BBcBH4lL9pn4XUX9ef0OyZPFtj

For more relevant material:
1) diagnostic criteria for FAI make no sense: http://uprighthealth.com/?p=7558
2) unreliability of x-rays and anterior hip impingement tests: http://uprighthealth.com/?p=7703
3) CAM impingement and supposed causation of arthritis: http://uprighthealth.com/?p=7784
4) What is arthritis really? http://uprighthealth.com/?p=7946
5) Prevalence of FAI in CT scans of young asymptomatic population: http://www.ajronline.org/doi/full/10.2214/AJR.12.8546
6) Is a Positive Femoroacetabular Impingement Test a Common Finding in Healthy Young Adults?: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3676610/
7) Does FAI cause arthritis? This 2010 study gives a resounding NO: http://www.bjj.boneandjoint.org.uk/content/93-B/5/580.short
8) Does pincer impingement lead to arthritis? This study also says NO: http://www.ncbi.nlm.nih.gov/pubmed/23850552

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