Table 3.

The results of linear and multiple regression analyses on factors associated with satisfaction with the surgery.

	Time after LASIK
	1 m		3 m		6 m
Independent Variables	β	P	β	P	β	P
Age	0.268	<0.001 *	0.305	<0.001 *	0.180	0.045
	0.269	<0.001 *	0.304	<0.001 *	0.180	0.047 *
Sex	−0.017	0.746	0.045	0.551	0.023	0.794
	−0.029	0.583	0.028	0.699	0.009	0.920
Preoperative SHS	−0.160	0.003 *	0.026	0.726	−0.160	0.075
	−0.208	<0.001 *	−0.008	0.905	−0.209	0.022 *
SHS	−0.200	<0.001 *	−0.083	0.278	−0.234	0.011
	−0.234	<0.001 *	−0.095	0.198	−0.239	0.001 *
Satisfaction at 1 m	−	−	0.577	<0.001 *	0.451	<0.001 *
	−	−	0.555	<0.001 *	0.436	<0.001 *
Preoperative UDVA	−0.060	0.272	0.070	0.355	−0.059	0.524
	−0.004	0.928	0.0817	0.263	−0.029	0.749
Postoperative UDVA	0.445	<0.001 *	0.403	<0.001 *	0.368	<0.001 *
	0.409	<0.001 *	0.352	<0.001 *	0.350	<0.001 *
Preoperative UNVA	−0.062	0.259	−0.087	0.253	−0.005	0.956
	0.078	0.146	0.027	0.708	0.047	0.611
Postoperative UNVA	−0.366	0.001 *	−0.309	<0.001 *	−0.175	0.402
	−0.007	0.963	0.163	0.116	0.089	0.741
Near add power	0.192	0.158	0.101	0.549	−0.074	0.776
	−0.044	0.786	0.012	0.960	−0.119	0.743
Isometropia	−0.171	0.001 *	−0.284	<0.001 *	−0.302	<0.001 *
	−0.125	0.020 *	−0.218	0.004 *	−0.280	0.002 *

Dependent variable: satisfaction score at each visit. * p < 0.05. The results of linear regression, upper rows; the results of multiple regression adjusted for age and sex, lower rows. men = 1, women = 0; isometropia = 1, anisometropia = 0. m, month(s); SHS, subjective happiness scale; UDVA, uncorrected distance visual acuity; UNVA, uncorrected near visual acuity.