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Pooled incidence for each case definition per 100,000 person years
| Pooled case definitions | Incidence per 100,000 | 95% confidence interval |
|---|---|---|
| 1a & 1b |
224 |
(222–226) |
| 2a & 2b |
136 |
(134–138) |
| 3a & 3b |
114 |
(112–115) |
| 4a & 4b | 58 | (57–59) |
(Pooled between GPRD defined cases and HES defined cases).
