Table 4 Comparison of phases and surgeons
| Â | Phase 1 | Phase 2 | Phase 3 | p | S1 | S2 | p |
|---|---|---|---|---|---|---|---|
no. of operations | 9 | 16 | 95 | Â | 70 | 50 | Â |
median operation time in minutes (range) | 190 (160–235) | 234 (155–350) | 195 (110–415) | 0.054 | 180 (110–350) | 227 (158–415) | < 0.001 |
median catheterisation time in days (range) | 6 (6-6) | 6 (6-6) | 6 (6–45) | 0.066 | 6.0 (6–45) | 6.0 (6–40) | 0.285 |
no. of intraoperative complications | 0 | 0 | 6 | 0.746 | 1 | 5 | 0.081 |
no. of postoperative complications | 1 | 0 | 7 | 0.372 | 5 | 3 | 1.000 |
no. of positive surgical margins (%) | 2 (22.2) | 3 (20) | 24 (25.3) | 0.924 | 16 (22.8) | 13 (26) | 1.000 |