Effect of Primary Care–Based Education on Reassurance in PatientsWith Acute LowBack Pain Systematic Review andMeta-analysis

IMPORTANCE Reassurance is a core aspect of daily medical practice, yet little is known on how it can be achieved. OBJECTIVE To determine whether patient education in primary care increases reassurance in patients with acute or subacute low back pain (LBP). DATA SOURCES Medline, EMBASE, Cochrane Central Register for Controlled Trials, and PsychINFO databases were searched to June 2014. DESIGN Systematic review andmeta-analysis of randomized and nonrandomized clinical trials. STUDY SELECTION To be eligible, studies needed to be controlled trials of patient education for LBP that were delivered in primary care andmeasured reassurance after the intervention. Eligibility criteria were applied, and studies were selected by 2 independent authors. MAIN OUTCOMES ANDMEASURES The primary outcomeswere reassurance in the short and long term and health care utilization at 12 months. DATA EXTRACTION AND SYNTHESIS Data were extracted by 2 independent authors and entered into a standardized form. A random-effects meta-analysis tested the effects o