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Table 3 Comparison of topical analgesics in chronic musculoskeletal pain

From: Topical NSAIDs for chronic musculoskeletal pain: systematic review and meta-analysis

  Number of Percent success with  
Topical analgesic Trials Patients Treatment Placebo NNT (95% CI)
NSAID 14 1502 48 26 4.6 (3.8 to 5.9)
Salicylates 6 429 54 36 5.3 (3.6 to 10)
Capsaicin 3 368 38 25 8.1 (4.6 to 34)