Infants in England with conditions leading to brain injury at or soon after birth; infants can be diagnosed with more than one condition so the sum of conditions for each year will not match data given in tables 1–3; P/IVH: periventricular/intraventricular haemorrhage, CI: confidence interval
| Condition | Year | ||||
| 2012 | 2013 | 2014 | 2015 | ||
| Seizures | Number of cases | 1445 | 1432 | 1360 | 1249 |
| Rate per 1000 live births (95% CI) | 2.1 (2.0 to 2.1) | 2.2 (2.1 to 2.3) | 2.1 (2.0 to 2.2) | 1.9 (1.8 to 2.0) | |
| Number of term cases | 1065 | 1036 | 1009 | 919 | |
| Number of preterm cases | 378 | 396 | 351 | 330 | |
| Intracranial haemorrhage | Number of cases | 754 | 677 | 689 | 726 |
| Rate per 1000 live births (95% CI) | 1.1 (1.0 to 1.2) | 1.0 (0.9 to 1.1) | 1.0 (1.0 to 1.1) | 1.1 (1.0 to 1.2) | |
| Number of term cases | 110 | 94 | 104 | 117 | |
| Rate per 10 000 term births (95% CI) | 1.7 (1.4 to 2.1) | 1.5 (1.3 to 1.9) | 1.7 (1.4 to 2.1) | 1.9 (1.6 to 2.3) | |
| Number of preterm cases | 644 | 583 | 585 | 609 | |
| Severe P/IVH<32 weeks gestation | 483 | 445 | 468 | 452 | |
| Rate of severe P/IVH per 1000 live births<32 weeks (95% CI) | 60.4 (55.2 to 66.0) | 57.7 (52.6 to 63.4) | 61.1 (55.8 to 66.9) | 58.3 (53.1 to 63.9) | |
| Perinatal/neonatal stroke | Number of cases | 77 | 100 | 88 | 90 |
| Rate per 1000 live births (95% CI) | 0.11 (0.09 to 0.14) | 0.15 (0.12 to 0.18) | 0.13 (0.11 to 0.16) | 0.14 (0.11 to 0.17) | |
| Number of term cases | 64 | 78 | 72 | 76 | |
| Number of preterm cases | 13 | 22 | 16 | 14 | |
| Hypoxic-ischaemic encephalopathy | Number of cases | 1128 | 1161 | 1257 | 1243 |
| Rate per 1000 live births (95% CI) | 1.6 (1.5 to 1.7) | 1.7 (1.6 to 1.9) | 1.9 (1.8 to 2.0) | 1.9 (1.8 to 2.0) | |
| Number of term cases | 944 | 971 | 1044 | 1018 | |
| Number of preterm cases | 184 | 190 | 213 | 225 | |
| Central nervous system infection | Number of cases | 390 | 452 | 543 | 510 |
| Rate per 1000 live births (95% CI) | 0.56 (0.51 to 0.62) | 0.68 (0.62 to 0.75) | 0.82 (0.76 to 0.89) | 0.77 (0.70 to 0.84) | |
| Number of term cases | 205 | 275 | 302 | 304 | |
| Number of preterm cases | 185 | 177 | 241 | 206 | |
| Bilirubin encephalopathy | Number of cases | 8 | 7 | 2 | 4 |
| Rate per 100 000 live births (95% CI) | 1.2 (0.6 to 2.3) | 1.1 (0.5 to 2.2) | 0.3 (0.1 to 1.2) | 0.6 (0.2 to 1.6) | |
| Number of term cases | 6 | 5 | 2 | 4 | |
| Number of preterm cases | 2 | 2 | 0 | 0 | |
| Cystic periventricular leucomalacia | Number of preterm cases | 199 | 175 | 171 | 184 |
| Rate per 1000 live births (95% CI) | 0.3 (0.3 to 0.3) | 0.3 (0.2 to 0.3) | 0.3 (0.2 to 0.3) | 0.3 (0.2 to 0.3) | |
| Number of cases at <34 weeks gestation | 186 | 175 | 157 | 176 | |
| Rate per 1000 live births<34 weeks gestation (95% CI) | 12.7 (11.0 to 14.7) | 12.5 (10.7 to 14.4) | 11.3 (9.7 to 13.3) | 12.4 (10.7 to 14.4) | |