|  | Disease duration (years) | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Age group (years) | Percentile | <2 | 2–3.9 | 4–5.9 | 6–7.9 | 10–11.9 | 12–13.9 | 14–15.9 | 16–17.9 | 18–19.9 |
<50 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0.125 | 0 | 0 |
 | 25 | 0.25 | 0.25 | 0.375 | 0.375 | 0.5 | 0.5 | 0.625 | 0.5 | 0.625 |
 | 50 | 0.875 | 0.75 | 0.875 | 0.875 | 1.125 | 1.125 | 1.125 | 1.25 | 1.25 |
 | 75 | 1.375 | 1.375 | 1.375 | 1.5 | 1.625 | 1.625 | 1.625 | 1.75 | 1.875 |
 | 90 | 1.75 | 1.75 | 1.875 | 1.875 | 2 | 2 | 2.125 | 2.125 | 2.25 |
 | 95 | 2.125 | 2.125 | 2.125 | 2.25 | 2.25 | 2.25 | 2.375 | 2.375 | 2.5 |
50–59.9 | 10 | 0 | 0 | 0.125 | 0.25 | 0.125 | 0.125 | 0 | 0 | 0.125 |
 | 25 | 0.375 | 0.375 | 0.625 | 0.625 | 0.625 | 0.5 | 0.5 | 0.5 | 0.75 |
 | 50 | 1 | 1 | 1.125 | 1.25 | 1.125 | 1.1875 | 1.125 | 1.25 | 1.375 |
 | 75 | 1.5 | 1.5 | 1.75 | 1.75 | 1.75 | 1.75 | 1.75 | 1.875 | 2 |
 | 90 | 1.875 | 2 | 2.125 | 2.25 | 2.25 | 2.25 | 2.125 | 2.25 | 2.375 |
 | 95 | 2.125 | 2.125 | 2.375 | 2.375 | 2.375 | 2.375 | 2.5 | 2.5 | 2.625 |
60–69.9 | 10 | 0 | 0 | 0 | 0.25 | 0.125 | 0.25 | 0.25 | 0.375 | 0.375 |
 | 25 | 0.25 | 0.25 | 0.5 | 0.75 | 0.75 | 0.75 | 0.75 | 0.75 | 1 |
 | 50 | 0.75 | 0.875 | 1.125 | 1.25 | 1.375 | 1.5 | 1.5 | 1.5 | 1.625 |
 | 75 | 1.25 | 1.5 | 1.75 | 1.875 | 2 | 2 | 2 | 2 | 2.125 |
 | 90 | 1.875 | 2 | 2.125 | 2.25 | 2.375 | 2.375 | 2.5 | 2.375 | 2.625 |
 | 95 | 2.125 | 2.25 | 2.375 | 2.5 | 2.5 | 2.625 | 2.625 | 2.625 | 2.875 |
≥ 70 | 10 | 0.125 | 0.125 | 0.125 | 0.125 | 0.25 | 0.375 | 0.375 | 0.375 | 0.625 |
 | 25 | 0.5 | 0.5 | 0.5 | 0.625 | 0.875 | 1 | 1 | 1.125 | 1.25 |
 | 50 | 1 | 1.125 | 1.125 | 1.25 | 1.5 | 1.625 | 1.75 | 1.75 | 1.875 |
 | 75 | 1.625 | 1.625 | 1.75 | 1.875 | 2 | 2.125 | 2.25 | 2.375 | 2.375 |
 | 90 | 2.125 | 2.125 | 2.375 | 2.375 | 2.375 | 2.5 | 2.625 | 2.75 | 2.75 |
 | 95 | 2.375 | 2.5 | 2.625 | 2.625 | 2.625 | 2.75 | 2.75 | 2.875 | 2.875 |