Risk periods | Number of hospitalizations for pneumonia | Person-years | Unadjusted rate ratios | Adjusted* rate ratios (95% CI) |
---|---|---|---|---|
Baseline unexposed to a proton pump inhibitor | ||||
Unexposed | 5598 | 346016 | 1.00 | 1.00 |
Post-exposure to proton pump inhibitors | ||||
1–7 days | 59 | 1043 | 3.50 (2.71 – 4.52) | 3.24 (2.50 – 4.19) |
8–30 days | 118 | 3344 | 2.18 (1.82 – 2.62) | 2.02 (1.68 – 2.42) |
>30 days | 989 | 33449 | 1.83 (1.71 – 1.96) | 1.55 (1.44 – 1.67) |