Microcornea and Thickened Lens in Angle Closure following Nonsurgical Treatment of Retinopathy of Prematurity

Table 3

Hazards ratio for the development of iridocorneal adhesion in the series of infants with treated retinopathy of prematurity.

Variables	Comparison	Hazards ratio (HR)	95% confidence interval		value	Notes
			Low	High
Categorical
Gender	Male to female	1.13	0.17	7.29	0.8993
Laterality	Right to left	1.50	0.67	3.34	0.3208
Retinal disease category	Zone 1 and plus to others	1.50	0.29	7.60	0.6267
	Zone 2, stage 2 with plus to others	0.31	0.04	2.18	0.2403
	Vitreous hemorrhage to others	2.81	0.96	8.27	0.0605
Initial treatment modality	PRP to IVB	0.12	0.02	0.84	0.0330
Additional treatment modalities	PRP to none	12.64	1.30	122.50	0.0286
	PRP + IVB to none	79.17	6.73	931.70	0.0005
	PRP + IVB to PRP	6.26	0.42	92.86	0.1824
	PRP to none or IVB	17.07	1.97	148.10	0.0100
	IVB to none or PRP	21.25	1.54	293.60	0.0225
Continuous	Unit
Gestational age	1 week	0.58	0.26	1.28	0.1757
Number of PRP spots	250 spots	0.47	0.20	1.10	0.0810
Number of injections	1 injection	3.47	1.46	8.24	0.0049

HR = hazards ratio; PRP = panretinal photocoagulation; IVB = intravitreal bevacizumab injection. value <0.05.