Location of index ICH | Number of patients | Total follow-up time (patient-years) | Recurrent ICH events | Subsequent cerebral ischaemic events | ||||
Number of events | Absolute event rate (per 100 patient-years) | 95% CI (per 100 patient-years) | Number of events | Absolute event rate (per 100 patient-years) | 95% CI (per 100 patient-years) | |||
Lobar | 447 | 929 | 35 | 3.77 | 2.70 to 5.24 | 29 | 3.12 | 2.17 to 4.49 |
Non-lobar | 580 | 1311 | 9 | 0.69 | 0.36 to 1.32 | 39 | 2.97 | 2.17 to 4.07 |
Deep | 546 | 1228 | 9 | 0.73 | 0.38 to 1.41 | 37 | 3.01 | 2.18 to 4.16 |
Brainstem | 34 | 83 | 0 | – | – | 2 | 2.40 | 0.60 to 9.61 |
Cerebellar | 65 | 144 | 1 | 0.69 | 0.01 to 4.92 | 2 | 1.38 | 0.35 to 5.54 |
CI, confidence interval; ICH, intracerebral haemorrhage.