Table 4.

Multivariate regression analysis of suspected risk factors for functional failure of anisometropic amblyopia treatment (final visual acuity of less than 20/40 in the amblyopic eye)

Characteristic	Unadjusted or (95% ci)	P value	Adjusted or (95% ci)	P value
Age ≥6 years	2.84 (1.18, 6.83)	.02	4.69 (1.55, 14.2)	.01
Concurrent strabismus	2.45 (1.06, 5.65)	.04	2.41 (0.79, 7.31)	.12
SERE amblyopic eye ≥3.00 D	0.88 (0.39, 1.98)	.76	1.08(0.37, 3.20)	.89
Cylinder of amblyopic eye ≥1.50 D	1.63 (0.61, 4.35)	.33	1.10 (0.29, 4.21)	.89
Interocular SERE difference of ≥4.00 D	1.61 (0.57, 4.60)	.32	1.40 (0.78, 2.50)	.29
Initial visual acuity in amblyopic eye of 20/200 or worse	2.61 (1.05, 6.46)	.04	3.79 (1.28, 11.2)	.02
Suboptimal amblyopia treatment compliance	2.07 (0.84, 5.09)	.11	2.43 (0.86, 6.85)	.09
Myopia	1.29 (0.47, 3.53)	.58	1.11 (0.7, 2.75)	.76

D, diopters; CI, confidence interval; OR, odds ratio; SERE, spherical equivalent refractive error.