Fig 2. Kaplan–Meier survival curves for the probability of surgical success over time in 16 patients who were treated with phacoemulsification more than 1 year after trabeculectomy phacoemulsification (red lines), and 8 patients who were treated with phacoemulsification within 1 year after trabeculectomy (black lines).

*P < 0.05, generalized Wilcoxon test.