Table 3

Standardised incidence ratios (SIRs) by estimated duration of use and 95% CIs of gastric cancer in all individuals exposed to proton pump inhibitors

DurationCases (n)/totalSIR (95% CI)
<1.0 year155212.82 (12.19 to 13.47)
1.0–2.9 years21932.19 (1.98 to 2.42)
3.0–4.9 years10981.10 (0.91 to 1.31)
≥5.0 years1530.61 (0.52 to 0.72)