Table 4 Comparison of performance of Groups A-bis (post self-training, final evaluation), B and C (initial evaluations)
Group A-bis | Group B | Group C | P value (A-bis vs B) | P value (A-bis vs C) | |
|---|---|---|---|---|---|
No exp. ev. final (n = 8) | Moderate experience (n = 17) | Extensive experience (n = 9) | |||
Visualization score (median [IQR]) | 28 [0] | 27 [1] | 28 [3] | 0.017 | 0.244 |
Identification score (median [IQR]) | 27 [4] | 24 [8] | 20 [9] | 0.118 | 0.02 |
Total procedure time in seconds (median [IQR]) | 216 [257] | 198 [112] | 210 [77] | 0.954 | 0.7 |
Overall performance score (%) (median [IQR]) | 25.5 [26.3] | 25.3 [13.8] | 22.2 [5.5] | 0.954 | 0.564 |
Scope-wall contact time (%) (median [IQR]) | 51.5 [9] | 62 [8] | 63 [21] | 0.07 | 0.247 |
Scope at mid-lumen time (%) (median [IQR]) | 13.5 [4] | 11 [3] | 12 [6] | 0.208 | 0.498 |