Table 3.

Cumulative fraction of mild and moderate lens changes of surgical eyes after vitreoretinal procedures

	1 month	3 months	6 months	12 months	24 months	36 months
Mild change
20-gauge PPV	0.321	0.604	0.774	0.943	0.962	0.962
Small gauge PPV	0.277	0.617	0.660	0.702	0.723	0.723
SB	0.219	0.250	0.344	0.344	0.375	0.375
PR	0.154	0.154	0.231	0.385	0.385	0.385
PPV+SB	0.429	0.629	0.714	0.857	0.914	0.914
Moderate change
20-gauge PPV	0.113	0.302	0.396	0.453	0.547	0.585
Small gauge PPV	0.085	0.170	0.298	0.298	0.298	0.298
SB	0.000	0.000	0.000	0.031	0.063	0.063
PR	0.000	0.000	0.000	0.000	0.000	0.000
PPV+SB	0.086	0.314	0.429	0.571	0.657	0.657

Abbreviations: PPV, pars plana vitrectomy; SB, scleral buckle; PR, pneumatic retinopexy; PPV+SB, combined pars plana vitrectomy plus scleral buckle.