Table 2.
Post- operative follow-up data in both groups over the 12-month study period.
| Modified DS | Standard DS | P value | |
|---|---|---|---|
| IOP 1 week (mm Hg) | 7.3 ± 2.1 | 9.2 ± 1.9 | 0.001 |
| IOP 1 mo. (mm Hg) | 11.0 ± 3.5 | 12.2 ± 3.5 | 0.086 |
| IOP 3 mo. (mm Hg) | 12.0 ± 2.3 | 14.0 ± 3.1 | 0.001 |
| IOP 6 mo. (mm Hg) | 12.6 ± 2.7 | 14.8 ± 2.9 | 0.002 |
| IOP 9 mo. (mm Hg) | 13.6 ± 3.4 | 15.4 ± 2.6 | 0.027 |
| IOP 1 yr. (mm Hg) | 13.8 ± 3.8 | 15.7 ± 2.7 | 0.029 |
| IOP drop 3 mo. (mm Hg) | 15.5 ± 5.9 | 12.5 ± 6.4 | 0.017 |
| IOP drop 6 mo. (mm Hg) | 14.7 ± 6.6 | 10.8 ± 5.9 | 0.009 |
| IOP drop 9 mo. (mm Hg) | 14.5 ± 6.3 | 10.4 ± 6.5 | 0.027 |
| IOP drop 1 yr. (mm Hg) | 14.3 ± 6.6 | 10.3 ± 6.9 | 0.041 |
| % Drop IOP at 3 months | 54.9% ± 10.6 | 45.0% ± 15.6 | 0.001 |
| % Drop IOP at 6 months | 51.7% ± 12.6 | 40.3% ± 15.2 | 0.001 |
| % Drop IOP at 9 months | 50.1% ± 11.4 | 37.6% ± 15.4 | 0.003 |
| % Drop IOP at 1 yr | 49.0% ± 14.5 | 36.5% ± 16.6 | 0.006 |
| Post Op meds | 0.2 ± 0.3 | 0.5 ± 0.8 | 0.046 |
| Goniopuncture | 6/52 | 9/51 | |
| Needling | 2/52 | 6/51 | |
| Trauma & iris prolapse | 2/52 | 2/51 | |
| Complete success | 42/52 | 35/51 | |
| Qualified success | 9/52 | 15/51 |
Modified NPDS, Modified non-penetrating deep sclerectomy using mattress suture.
Standards NPDS, Standard technique of non-penetrating deep sclerectomy.
Complete success, IOP of 6–18 mmHg with no medications.
Qualified success, IOP of 6–18 with topical medications.
Mo months, Post-op Meds Post-operative antiglaucoma medications, IOP Intra-ocular pressure.