Table 2 Pre-and post-operative times for 10 consecutive patients at each hospital (total: 50 patients) before and after standardization of operating room procedures
From: Improvements in thoracic surgery outcomes: a multi-institutional collaboration study
| Â | Before n=50 | After n=50 | p-value |
|---|---|---|---|
Pre-operative time (min) | Â | Â | Â |
 Median (25%, 75%) | 59 (52, 70) | 53 (48, 61) | 0.008 |
Post-operative time (min) | Â | Â | Â |
 Median (25%, 75%) | 52 (40, 70) | 38 (29, 43) | <0.0001 |