Figure 1From: Course and prognosis of recovery for chronic non-specific low back pain: design, therapy program and baseline data of a prospective cohort study Study design. ASLR = Active Straight Leg Raise test; PPPP = Posterior Pelvic Pain Provocation test; LDL = longum dorsal sacroiliac ligament; VAS = Visual Analogue Scale; QBPDS = Quebec Back Pain Disability Scale; SF-36 = Short Form; TSK = Tampa Scale Kinesiophobia.Back to article page