Cumulative probability and risk analysis for Nd:YAG laser capsulotomy

Table 2 Results of cox proportional hazard analysis displaying risk factors found to independently increase the risk of post-operative capsulotomy

Variable	Uni-variable		Multi-variable
	HR (95%CI)	P value	HR (95%CI)	P value
Decade of age1	0.68 (0.53-0.86)	0.003	0.74 (0.61-0.90)	0.007
Surgeon
PGY3/PGY2	2.83 (1.63-4.9)	< 0.0005	2.39 (1.40-4.09)	0.002
PGY5/PGY2	6.03 (2.96-12.3)	< 0.0005	4.32 (1.89-9.87)	0.001
Sulcus lens, yes/no	3.43 (1.9-6.16)	< 0.0005	2.57 (1.32-4.99)	0.005
Ocular trauma, yes/no	2.84 (1.41-5.72)	0.003	2.34 (1.13-4.83)	0.020

¹Younger patients are more likely to undergo YAG capsulotomy than older patients.