Table 3.
 Antibiotic use and risk of sudden death within 14 days
| Antibiotic use | No (%) cases | No (%) controls | Odds ratio (95% CI) | Adjusted odds ratio (95% CI)* |
|---|---|---|---|---|
| Amoxicillin (reference) | 418 (22.9) | 2021 (29.8) | 1.0 (reference) | 1.0 (reference) |
| Co-trimoxazole | 474 (25.9) | 1262 (18.6) | 1.80 (1.54 to 2.09) | 1.54 (1.29 to 1.84) |
| Ciprofloxacin | 603 (33.0) | 1888 (27.9) | 1.50 (1.30 to 1.72) | 1.18 (1.00 to 1.39) |
| Norfloxacin | 158 (8.6) | 832 (12.3) | 0.89 (0.73 to 1.09) | 0.83 (0.65 to 1.05) |
| Nitrofurantoin | 174 (9.5) | 768 (11.3) | 1.08 (0.88 to 1.32) | 1.03 (0.81 to 1.30) |
*Analysis adjusted for disease risk index.