Groups | |||
SIM+ group (n = 34) | SIM− group (n = 31) | p | |
Success rate (%) | 97 % | 58 % | <0.001 |
Performance score (M ± SD) | 16.29 ± 1.82 | 11.39 ± 3.67 | <0.001 |
Procedure time (M ± SD) | 10 min 19 s ± 2 min 19 s | 10 min 7 s ± 2 min 9 s | 0.71 |
Dissection time (M ± SD) | 2 min 1 s ± 1 min 2 s | 2 min 37 s ± 1 min 17 s | 0.047 |
Status | |||
Senior physicians (n = 47) | Residents (n = 18) | p | |
Success rate (%) | 78.7 % | 77.8 % | 0.94 |
Performance score (M ± SD) | 14.32 ± 3.58 | 13 ± 4.14 | 0.24 |
Procedure time (M ± SD) | 10 min 20 s ± 2 min 17 s | 9 min 57 s ± 2 min 5 s | 0.52 |
Dissection time (M ± SD) | 2 min 8 s ± 1 min 3 s | 2 min 43 s ± 1 min 26 s | 0.13 |
Previous experience | |||
Experienced (n = 23) | Novices (n = 42) | p | |
Success rate (%) | 82.6 % | 76.2 % | 0.54 |
Performance score (M ± SD) | 14.22 ± 3.18 | 13.81 ± 4.07 | 0.66 |
Procedure time (M ± SD) | 10 min 13 s ± 2 min 29 s | 10 min 14 s ± 2 min 5 s | 0.98 |
Dissection time (M ± SD) | 2 min 13 s ± 1 min 7 s | 2 min 21 s ± 1 min 14 s | 0.65 |