Age group | Follow-up years | No. of hospitalizations | Rate of hospitalization per 100 person years | Incidence rate ratio | p value |
---|---|---|---|---|---|
<35y | 151 | 97 | 64.2 | 1.0 | Reference |
35-44y | 135.6 | 79 | 58.2 | 0.9 | <0.001 |
45-54y | 177.0 | 171 | 96.6 | 1.7 | <0.001 |
55-64y | 252.9 | 262 | 103.6 | 1.8 | <0.001 |
65-74y | 523.3 | 394 | 75.3 | 1.3 | <0.001 |
75-84y | 507.2 | 632 | 124.6 | 2.2 | <0.001 |
85 + y | 108.7 | 97 | 89.2 | 1.6 | <0.001 |
Total | 1856.1 | 1732 | 93.3 | Â | Â |