Fig. 1

Survival curves after infrared guided bleb revision with and without adjunctive 5-fluorouracil (5-FU) subconjunctival injections. a, According to failure definition 1, significant differences are seen between the groups in the cumulative failure rates at 24 months after the procedure (P < 0.0001, log-rank test). b, According to failure definition 2, significant differences are seen between the cumulative failure rates 24 months after the procedure (P < 0.0001, log-rank test). The red line indicates the group in which 5-FU was used. The blue line indicates the group in which 5-FU was not used. The dotted lines indicate the 95% confidence interval