Table 4.
Incidence density rates and hazard ratios for myopia risk stratified by the severity of Kawasaki disease.
| Average frequency for medical visit, per years | N | Event number | Person-years | IR | Adjusted |
|---|---|---|---|---|---|
| HR (95% CI) | |||||
| No KD cohort | 2128 | 425 | 12730.30 | 33.38 | 1.00 |
| KD cohort | |||||
| ≤1 | 242 | 50 | 1545.08 | 32.36 | 0.90 (0.67–1.20) |
| 2-3 | 163 | 39 | 976.29 | 39.95 | 1.26 (0.91–1.75) |
| ≥4 | 127 | 48 | 610.82 | 78.85 | 2.66 (1.97–3.59)∗∗∗ |
| p for trend | <0.001 |
KD, Kawasaki disease; IR, incidence density rates, per 1,000 person-years; HR, hazard ratio; CI, confidence interval. Adjusted HR: adjusted for age, gender, and urbanization in Cox proportional hazards regression. ∗∗∗p < 0.001.