Type of stroke and follow-up period, mo | Control cohort | Dengue cohort | Crude HR (95% CI) | Adjusted HR† (95% CI) | ||||
---|---|---|---|---|---|---|---|---|
No. of events | PY | Rate* | No. of events | PY | Rate* | |||
Any stroke | ||||||||
≤ 2 | 19 | 2292 | 8.29 | 58 | 2272 | 25.53 | 3.06 (1.82–5.13) | 2.49 (1.48–4.18) |
3–12 | 42 | 11 351 | 3.7 | 57 | 11 250 | 5.07 | 1.37 (0.92–2.04) | 1.18 (0.79–1.75) |
> 12 | 344 | 95 204 | 3.61 | 442 | 91 041 | 4.85 | 1.34 (1.17–1.55) | 1.13 (0.98–1.30) |
Hemorrhagic stroke | ||||||||
≤ 2 | 1 | 2293 | 0.44 | 10 | 2279 | 4.39 | 10.01 (1.28–78.17) | 8.72 (1.10–68.9) |
3–12 | 8 | 11 376 | 0.7 | 14 | 11 303 | 1.24 | 1.76 (0.74–4.20) | 1.57 (0.67–3.69) |
> 12 | 58 | 96 593 | 0.6 | 74 | 92 931 | 0.80 | 1.31 (0.93–1.85) | 1.17 (0.83–1.65) |
Ischemic stroke | ||||||||
≤ 2 | 8 | 2293 | 3.49 | 29 | 2276 | 12.74 | 3.63 (1.66–7.94) | 2.90 (1.35–6.26) |
3–12 | 20 | 11 367 | 1.76 | 26 | 11 282 | 2.3 | 1.31 (0.73–2.34) | 1.09 (0.61–1.94) |
> 12 | 180 | 96 011 | 1.87 | 258 | 91 954 | 2.81 | 1.51 (1.24–1.82) | 1.21 (1.00–1.47) |