Table 1.
Demographic and baseline characteristics.
| All Eyes | Group 1 (SC Viscodilation) |
Group 2 (SC Vscd + Phaco) |
Test on Differences (Statistical Significance) |
|
|---|---|---|---|---|
| Eyes, n | 80 | 50 | 30 | |
| Patients, n | 73 | 47 | 26 | |
| Age in years | ||||
| Mean Age ± SD (years) | 74.5 ± 7.5 | 74.2 ± 8.0 | 75.0 ± 6.6 | t test (p = 0.32) |
| Age Range (years) | 56–93 | 56–93 | 62–89 | |
| Gender, n (%) | ||||
| Female | 43 (58.9) | 26 (55.3) | 17 (65.4) | Chi2 test on gender distribution (p = 0.35) |
| Male | 30 (41.1) | 21 (44.7) | 9 (34.6) | |
| Preoperative IOP, mean ± SD | 22.5 ± 5.3 | 23.0 ± 5.7 | 21.5 ± 4.7 | t test (p = 0.11) |
| Preoperative medications, mean n ± SD | 3.2 ± 1.0 | 3.0 ± 1.1 | 3.4 ± 0.8 | t test (p = 0.03) |
| Preoperative BCVA, mean ± SD | 7.5 ± 2.5 | 7.9 ± 2.4 | 6.8 ± 2.1 | t test (p = 0.02) |
| Glaucoma diagnosis, n (%) | ||||
| Primary open angle glaucoma | 51 (63.8) | 37 (74.0) | 14 (46.7) | Chi2 test (p = 0.01) |
| Pseudoexfoliative glaucoma | 27 (33.7) | 12 (24.0) | 15 (50.0) | Chi2 test (p = 0.01) |
| Pigmentary dispersion glaucoma | 2 (2.5) | 1 (2.0) | 1 (3.3) | Chi2 test (p = 0.71) |
| Baseline lens status, n (%) | ||||
| Pseudophakic | 44 (55.0) | 44 (88.0) | 0 (0) | Chi2 test (p = 0.00) |
| Phakic | 36 (45.0) | 6 (12.0) | 30 (100) | Chi2 test (p = 0.00) |
| Previous surgery, n (%) | - | - | - | |
| Cataract | 44 (55.0) | 44 (88.0) | 0 (0.0) | Chi2 test (p = 0.00) |
| Laser trabeculoplasty | 15 (18.8) | 10 (20.0) | 5 (16.7) | Chi2 test (p = 0.71) |
| Deep sclerectomy | 10 (12.5) | 10 (20.0) | 0 (0.0) | Chi2 test (p = 0.01) |
| Trabeculectomy | 3 (3.8) | 3 (6.0) | 0 (0.0) | Chi2 test (p = 0.01) |
SC = Schlemm’s canal; SD = standard deviation; IOP = intraocular pressure; BCVA = best corrected visual acuity.