Fig. 2From: Efficacy, acceptability, and safety of antidepressants for low back pain: a systematic review and meta-analysisEffect of antidepressants compared to placebo on pain intensity (0–100 scale) for patients with LBP. Negative values for mean outcomes indicate change from baseline. Negative values for mean difference indicate effect favors drug compared to placebo. NA= group SD data not available; between-group summary statistics used in meta-analysisBack to article page