Risk of gastric adenocarcinoma in individuals receiving Helicobacter pylori eradication treatment in Sweden from 2005 to 2012 compared with the Swedish standard population stratified by sex, age and calendar period, expressed as SIR with 95% CI
| Time after eradication | ||||||
| 1–3 years | 3–5 years | 5–7.5 years | ||||
| No of cases | SIR (95% CI) | No of cases | SIR (95% CI) | No of cases | SIR (95% CI) | |
| Total | 48 | 8.65 (6.37 to 11.46) | 21 | 2.02 (1.25 to 3.09) | 6 | 0.31 (0.11 to 0.67) |
| Sex | ||||||
| Men | 24 | 6.86 (4.39 to 10.20) | 13 | 2.02 (1.08 to 3.46) | 4 | 0.34 (0.09 to 0.87) |
| Women | 24 | 11.69 (7.49 to 17.40) | 8 | 2.03 (0.87 to 4.00) | 2 | 0.26 (0.03 to 0.93) |
| Age, years | ||||||
| 18–59 | 14 | 25.71 (14.04 to 43.14) | 4 | 3.57 (0.96 to 9.15) | 0 | NA |
| 60–69 | 8 | 5.95 (2.56 to 11.71) | 4 | 1.52 (0.41 to 3.88) | 1 | 0.18 (0.00 to 1.02) |
| ≥70 | 26 | 7.10 (4.64 to 10.40) | 13 | 1.96 (1.05 to 3.36) | 5 | 0.43 (0.14 to 1.00) |
NA, not applicable; SIR, standardised incidence ratio.