Table 2 Study design and duration of observations
Specialty | Clinical units | No of observations | Mean Duration (SD) |
|---|---|---|---|
Surgery | Ward (4 wards) | 8 | 8:43:14 (0:25:20) |
| Â | Emergency Ward | 6 | 8:03:44 (2:37:53) |
| Â | Operating room | 3 | 8:28:49 (0:02:41) |
| Â | Sum | 17 | 143:34:50 |
Internal Medicine | Ward (4 wards) | 12 | 8:24:56 (0:34:35) |
| Â | Emergency Ward | 3 | 7:21:06 (2:09:38) |
| Â | Intensive Care Unit | 3 | 12:10:22 (1:42:52) |
| Â | Sum | 18 | 159:33:47 |