Chiropractic for low back pain

Abstract
Chiropractic includes various techniques used in the hope of correcting vertebral disc displacements, freeing spinal joint adhesion, inhibiting nociceptive impulses, or correcting spinal misalignment. Several national guidelines on the treatment of low back pain recommend spinal manipulation, including chiropractic, as a symptomatic treatment for acute uncomplicated cases where pain fails to resolve spontaneously within the first months.1 How solidly are these recommendations based on evidence? There are many controlled trials of spinal manipulation and no fewer than 51 reviews.2 Surprisingly, in the review of Shekelle et al,3 which provided the basis for the recommendations …