Table 3. Results of the Cox Proportional Hazards Model Analysis for Condition C (Complete Success).

Variable	RR	95% CI	P valuea
Phacoemulsification (time-dependent variable)	3.37	1.04 to 10.09	0.043
The type of uveitis (granulomatous vs. non-granulomatous)	1.35	0.32 to 5.65	0.687
Age (per year)	0.99	0.96 to 1.02	0.482
Male vs. female	0.88	0.41 to 1.90	0.743
Pre-trab IOP (per mm Hg)	1.01	0.97 to 1.05	0.687
Duration of uveitis therapy (within 1 year vs. after 1 year before trab)	1.02	0.42 to 2.43	0.974
Duration of glaucoma therapy (within 1 year vs. after 1 year before trab)	0.86	0.38 to 1.94	0.716

CI, confidence interval; IOP, intraocular pressure; RR, relative risk; trab, trabeculectomy; vs., versus.

^a P values were determined by means of the Wald test in the Cox proportional hazards model.

Significant at P < 0.05.