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Table 10 Overall relative risks and 95% confidence interval according to cancer site and type of exposure

From: Effects of non-steroidal anti-inflammatory drugs on cancer sites other than the colon and rectum: a meta-analysis

  N NSAIDs RR (95%CI) N Aspirin RR (95%CI) N NA-NSAIDs RR (95%CI)
Esophagus 4 0.65 (0.46–0.92) 4 0.51 (0.38–0.69)   
Stomach 3 0.54 (0.39–0.75) 5 0.73 (0.63–0.84) 2 0.91 (0.66–1.25)
Pancreas 2 1.09 (0.59–2.01) 3 0.69 (0.40–1.20)   
Breast 9 0.77* (0.66–0.88) 11 0.77 (0.69–0.86) 5 0.86 (0.73–1.00)
Ovary 6 0.74 (0.61–0.90) 6 0.91 (0.79–1.06)   
Prostate 4 0.64* (0.34–1.21) 7 0.92 (0.81 – 1.05) 2 0.84 (0.68–1.05)
Kidney    6 1.23* (0.86–1.75)   
Bladder 3 0.91 (0.71–1.18) 3 0.91 (0.73–1.13)   
Lung 3 0.65* (0.34–1.22) 5 0.84* (0.66–1.07)   
  1. *p < 0.05 (Heterogeneity test); Number of studies.