Table 2.
Construct Validity Scores and Mann-Whitney U Test Results
| |
Expert |
Novice |
|
||
|---|---|---|---|---|---|
| Scoring parameter | Mean | SD | Mean | SD | Mann-Whitney U test P-value |
| VBLaST | |||||
| Total score | 82.58 | 16.05 | 68.77 | 22.20 | 0.015 |
| Peg transfer | 78.07 | 19.31 | 57.10 | 29.00 | 0.003 |
| Ligation loop | 86.98 | 17.09 | 80.41 | 22.74 | 0.365 |
| FLS | |||||
| Total score | 69.76 | 13.94 | 49.13 | 27.00 | 0.012 |
| Peg transfer | 80.10 | 14.26 | 68.85 | 17.80 | 0.049 |
| Ligation loop | 74.86 | 17.67 | 67.43 | 38.01 | 0.671 |
| Pattern cutting | 54.52 | 23.88 | 11.26 | 47.40 | 0.001 |
VBLaST, The Virtual Basic Laparoscopic Skill Trainer; FLS, the Fundamentals of Laparoscopic Surgery training system; SD, standard deviation.