Table 3.

Horizontal Strabismus Surgery: Multivariable logistic regression to predict risk of reoperation in 1 year.

	Any strabismus reoperation.		Horizontal strabismus reoperation.
Risk Factor	Odds Ratio (95% CI).	p value.	Odds Ratio (95% CI).	p value.
Adjustable suture (CPT 67335).	0.69 (0.52 to 0.91)	0.01	0.70 (0.52 to 0.94)	0.02
Age 18 to 39 years.	0.56 (0.43 to 0.73)	<0.001	0.59 (0.52 to 0.78)	<0.001
Monocular deviation.	0.64 (0.46 to 0.89)	0.01	0.69 (0.49 to 0.98)	0.04
Two horizontal muscles in 1 eye (CPT 67312).	0.70 (0.55 to 0.90)	0.01	0.71 (0.54 to 0.92)	0.009
Complex (restrictive, paralytic, transposition, incomitance).	1.63 (1.29 to 2.06)	<0.001	1.50 (1.17 to 1.92)	0.001

CI = confidence interval. CPT = Current Procedural Terminology.