Odds ratios and 95% confidence intervals of summary data
| Mortality | Morbidity | Cure rate | Recurrence rate | |
|---|---|---|---|---|
| Summary data are presented in detail in figs 1 and 2. | ||||
| BHC, burr hole craniostomy; TDC, twist drill craniostomy. | ||||
| TDC v BHC | 1 (0.6 to 1.9) | 0.8 (0.4 to 1.5) | 2.0 (1.4 to 2.8) | 3.6 (2.8 to 4.5) |
| Craniotomy v BHC | 1.7 (0.7 to 4.0) | 3.5 (1.9 to 6.4) | 0.6 (0.4 to 0.8) | 0.9 (0.5 to 1.5) |
| Craniotomy v TDC | 1.6 (0.6 to 4.5) | 4.6 (1.9 to 10.9) | 0.3 (0.2 to 0.5) | 0.2 (0.1 to 0.4) |
| TDC+drain v TDC | 1.9 (0.2 to 21.7) | 0.9 (0.9 to 1.0) | – | 0.05 (0.02 to 0.09) |