Table 7.
Construct validity of the LapSim virtual reality simulator
| LapSim | Expert (n = 30) | Novice (n = 30) | P-valuea |
|---|---|---|---|
| Translocation | |||
| Time (seconds) | 119.03 | 128.31 | 0.209 |
| Score (%) | 60.13 | 52.97 | 0.164 |
| Path length (mm) | |||
| Left | 225.21 | 220.27 | 0.525 |
| Right | 193.57 | 200.17 | 0.416 |
| Tissue damage (mm) | 3717.25 | 4501.65 | 0.086 |
| Suturing | |||
| Time (seconds) | 281.15 | 300.04 | 0.128 |
| Score (%) | 90.17 | 89.50 | 0.507 |
| Path length (mm) | |||
| Left | 319.46 | 283.98 | 0.243 |
| Right | 509.22 | 470.51 | 0.264 |
| Tissue damage (mm) | 5707.62 | 10178.00 | 0.009 |
The data in this table represent the main value. There was a time limit used of 180 sec on the translocation task and 300 sec on the suturing task.
a Significance is calculated with the Kruskal Wallis test.