1987 | 1996 | |
---|---|---|
Perfluorocarbon gas | 15 (16.7%) | 38 (20.7%) |
Silicone oil | 6 (6.7%) | 34 (18.5%) |
Perfluorocarbon liquid | 0 (0.0%) | 31 (16.9%) |
Endolaser retinopexy | 3 (3.3%) | 42 (22.8%) |
Retinectomy | 0 (0.0%) | 11 (6.0%) |
Encirclement | 24 (26.7%) | 12 (6.5%) |
Total number of procedures | 90 (100.0%) | 184 (100.0%) |