Skip to main content

Table 2 Adverse events reported in the included studies

From: Combination therapy of varenicline with nicotine replacement therapy is better than varenicline alone: a systematic review and meta-analysis of randomized controlled trials

  Varenicline + nicotine patch n (%)a Varenicline + placebo patch n (%)a OR (95 % CI)a
Nausea 123 (28.4) 113 (25.7) 1.15 (0.85, 1.56)
Insomnia 83 (18.7) 69 (15.4) 1.27 (0.89, 1.80)
Abnormal dreams 51 (13.6) 44 (10.7) 1.20 (0.78, 1.84)
Headache 30 (7.1) 30 (7.8) 1.01 (0.60, 1.72)
  1. aPooled event rates and odds ratios calculated by fixed effect model