Period | ICUa | Study phase | Total | Mean | Stdb |
---|---|---|---|---|---|
Period 1 | Neurosurgical | Control | 95 | 0.21 | 0.19 |
Neurological | 194 | 0.13 | 0.14 | ||
Total | 289 | 0.16 | 0.17 | ||
Period 2 | Neurosurgical | Control | 114 | 0.21 | 0.17 |
Neurological | Intervention | 160 | 0.13 | 0.13 | |
Total | 274 | 0.16 | 0.15 | ||
Period 3 | Neurosurgical | Intervention | 93 | 0.20 | 0.19 |
Neurological | 152 | 0.12 | 0.12 | ||
Total | 245 | 0.15 | 0.16 | ||
All periods | Neurosurgical | All study phases | 302 | 0.20 | 0.18 |
Neurological | 506 | 0.13 | 0.14 | ||
Total | 808 | 0.16 | 0.16 | ||
All periods | All ICUs | Control | 403 | 0.17 | 0.17 |
Intervention | 405 | 0.14 | 0.15 | ||
Total | 808 | 0.16 | 0.16 |