Main outcomes and Post-training parameters in group A and group B
| Group A (n=42) | Group B (n=41) | P value | |
| Learning interest with the modulator (95% CI) | 8.50 (8.05 to 8.95） | 8.61 (8.14 to 9.08） | 0.73a |
| Possibility to withstand training for more than 4 hours (95% CI) | 4.20 (3.92 to 4.47) | 3.00 (2.62 to 3.28) | <0.001b |
| Willingness to receive more times of training (95% CI) | 4.27 (4.02 to 4.51) | 3.33 (3.02 to 3.63) | <0.001b |
| Confidence with practice tasks on the porcine eyes (95% CI) | 6.50 (5.98 to 7.02） | 5.90 (5.30 to 6.51） | 0.13a |
| Pretraining versus post-training (p value) | 0.03a | 0.28a | |
| Confidence to be a surgical assistant (95% CI) | 5.71 (5.15 to 6.28) | 5.29 (4.65 to 5.94) | 0.32a |
| Pretraining versus post-training (p value) | <0.001a | 0.007a | |
| Factor considered most important to strengthen confidence | 42 | 41 | 0.17c |
| Enough time of modulator practice | 18 | 15 | |
| Enough mentor instruction | 9 | 4 | |
| Enough clinical practice | 15 | 22 | |
| Total scores of porcine eye performance | |||
| Cornea suturing (95% CI) | 6.50 (6.20 to 6.80) | 6.29 (6.06 to 6.52) | 0.26a |
| Circular capsulorhexis (95% CI) | 6.19 (5.78 to 6.60) | 6.15 (5.81 to 6.49) | 0.87a |
Statistical methods: a, t test; b, Mann-Whitney U test; c, Chi-Square analysis.