Table 3.

Regression analyses of four tasks (sculpting or primary chopping of nucleus, commencement of capsulorrhexis flap, IOL insertion, and appropriate use and safe insertion of viscoelastic) that trainees who had Eyesi simulation training had significantly lower difficulty scores than trainees who did not have Eyesi simulation training

Potential predictors	Sculpting or primary chopping of nucleus			Commencement of capsulorrhexis flap			IOL insertion			Appropriate use and safe insertion of viscoelastic
	OR	95% CI	P-value	OR	95% CI	P-value	OR	95% CI	P-value	OR	95% CI	P-value
Univariate analysis
The respondent is a higher trainee	0.303	0.05, 1.84	0.195	0.099	0.014, 0.723	0.023	0.044	0.004, 0.513	0.013	0.068	0.007, 0.620	0.019
Can complete phacoemulsification most of the time (>90%) without supervisor’s intervention	0.303	0.05, 1.84	0.195	0.049	0.005, 0.455	0.008	0.220	0.035, 1.384	0.107	0.180	0.026, 1.241	0.082
Certification in Eyesi training course	0.043	0.003, 0.612	0.020	0.089	0.01, 0.77	0.028	0.030	0.002, 0.419	0.009	0.064	0.006, 0.71	0.025
Multivariate analysis
The respondent is a higher trainee	5.238	0.195, 140.330	0.324	2.130	0.087, 51.832	0.642	0.055	0.001, 2.212	0.124	0.190	0.006, 6.05	0.347
Can complete phacoemulsification most of the time (>90%) without supervisor’s intervention	0.102	0.005, 2.252	0.149	0.031	0.001, 0.744	0.032	2.447	0.12, 49.899	0.561	0.743	0.036, 15.348	0.847
Certification in Eyesi training course	0.020	0.001, 0.578	0.023	0.082	0.006, 1.089	0.058	0.086	0.006, 1.311	0.078	0.145	0.011, 1.906	0.142

Note: Statistically significant values are shown in bold (P<0.05).

Abbreviation: IOL, intraocular lens.