| Average preoperative IOP (mmHg) | Average postoperative IOP (mmHg) | Length of SOT (months) | Average increase in IOP (mmHg) | Retained SO in anterior chamber after SO removal | |
| SOIG group | 12.7 ± 3.8 | 22.6 ± 8.4 | 10 (3-38) | 9.9 ± 1.8 (p=0.0001) | 5/15 (33%) |
| SOIG free group | 14.0 ± 4.84 | 15.0 ± 6.2 | 7.3 (3-17) | 0.97 ± 1.0 (p=0.36) | 6/30 (20%) |