Table 3.
Assessment of effectiveness of Miya Model for vaginal hysterectomy between novices and experts
| Ability to: |
Highly Ineffective + Ineffective n (%) |
Somewhat Ineffective n (%) |
Somewhat Effective n (%) |
Effective + Highly Effective n (%) |
Uncertain n (%) |
Median(IQR) | P | |
|---|---|---|---|---|---|---|---|---|
| Feel anterior and posterior cul de sac |
Novice | 0 (0%) | 0 (0%) | 2 (20%) | 7 (70%) | 1 (10%) | 6 (5–7) | 0.96 |
| Expert | 0 (0%) | 0 (0%) | 1 (10%) | 8 (80%) | 1 (10%) | 6 (6–7) | ||
| Enter anterior peritoneal cavity |
Novice | 0 (0%) | 0 (0%) | 3 (30%) | 7 (70%) | 0 (0%) | 7 (5–7) | 0.53 |
| Expert | 0 (0%) | 0 (0%) | 2 (20%) | 7 (70%) | 1 (10%) | 6 (5–7) | ||
| Enter posterior peritoneal cavity |
Novice | 0 (0%) | 0 (0%) | 1 (10%) | 9 (90%) | 0 (0%) | 7 (6–7) | 0.35 |
| Expert | 0 (0%) | 0 (0%) | 0 (0%) | 10 (100%) | 0 (0%) | 7 (6–7) | ||
| Clamp uterosacral ligaments |
Novice | 0 (0%) | 0 (0%) | 0 (0%) | 7 (70%) | 3 (30%) | 6 (4–7) | 0.97 |
| Expert | 0 (0%) | 0 (0%) | 3 (30%) | 6 (60%) | 1 (10%) | 6 (5–7) | ||
| Clamp cardinal ligaments |
Novice | 0 (0%) | 0 (0%) | 1 (10%) | 7 (70%) | 2 (20%) | 6 (5–7) | 0.14 |
| Expert | 0 (0%) | 0 (0%) | 2 (20%) | 8 (80%) | 0 (0%) | 7 (6–7) | ||
| Clamp and ligate uterine arteries |
Novice | 0 (0%) | 0 (0%) | 5 (50%) | 4 (40%) | 1 (10%) | 5 (5–6) | 0.18 |
| Expert | 0 (0%) | 0 (0%) | 2 (20%) | 7 (70%) | 1 (10%) | 6 (5–7) | ||
| Properly place clamps |
Novice | 0 (0%) | 1 (10%) | 3 (30%) | 6 (60%) | 0 (0%) | 6 (5–7) | 0.13 |
| Expert | 0 (0%) | 0 (0%) | 1 (10%) | 9 (90%) | 0 (0%) | 7 (6–7) | ||
| Use proper surgical technique |
Novice | 0 (0%) | 0 (0%) | 0 (0%) | 9 (90%) | 1 (10%) | 6 (6–7) | 0.34 |
| Expert | 0 (0%) | 0 (0%) | 0 (0%) | 10 (100%) | 0 (0%) | 7 (6–7) | ||
| Evaluate pedicles for homeostasis |
Novice | 1 (10%) | 0 (0%) | 1 (10%) | 7 (70%) | 1 (10%) | 6 (5–6) | 0.84 |
| Expert | 0 (0%) | 0 (0%) | 3 (30%) | 7 (70%) | 0 (0%) | 6 (5–6) | ||
| Close vaginal cuff |
Novice (n=9) |
0 (0%) | 0 (0%) | 0 (0%) | 7 (78%) | 2 (22%) | 7 (6–7) | 0.27 |
| Expert (n=10) |
0 (0%) | 0 (0%) | 1 (10%) | 9 (90%) | 0 (0%) | 6 (6–6) | ||
| Perform a culdoplasty |
Novice (n=8) |
0 (0%) | 0 (0%) | 0 (0%) | 5 (63%) | 3 (37%) | 6 (4–7) | 0.68 |
| Expert (n=7) |
0 (0%) | 0 (0%) | 1 (14%) | 5 (72%) | 1 (14%) | 6 (5–7) | ||
n =10 in each group, unless otherwise noted; median and interquartile range of scores were calculated in the novice and expert groups and the scores between groups were compared using Wilcoxon Rank-Sum Test.