Table 1 Baseline demographic data
Overall (n = 47) | Clinic (n = 32) | OR (n = 15) | ||
|---|---|---|---|---|
Age (years), mean ± SD | 71.6 ± 8.6 | 73.4 ± 7.8 | 68.0 ± 9.2 | |
Female Gender, n (%) | 19 (40.4) | 15 (46.9) | 4 (26.7) | |
Ethnicity, n (%) | ||||
Caucasian | 40 (85.1) | 27 (84.4) | 13 (86.7) | |
Black | 6 (12.8) | 5 (15.6) | 1 (6.7) | |
Asian | 1 (2.1) | 0 (0) | 1 (6.7) | |
Type of Initial Procedure, n (%) | ||||
Trabeculectomy | 14 (29.8) | 6 (18.8) | 8 (53.3) | |
ExPress | 16 (34.0) | 12 (37.5) | 4 (26.7) | |
XEN | 17 (36.2) | 14 (43.8) | 3 (20.0) | |
Time Until Needling (months), mean ± SD | ||||
Trabeculectomy | 77.4 ± 48.1 | 77.6 ± 54.8 | 77.2 ± 50.5 | P = 0.992 |
ExPress | 39.4 ± 24.7 | 39.5 ± 22.3 | 39.2 ± 34.1 | P = 0.986 |
XEN | 1.7 ± 1.7 | 1.8 ± 1.9 | 1.6 ± 0.8 | P = 0.877 |
P < 0.001* | P < 0.001* | P < 0.001* | ||
Baseline IOP (mmHg), mean ± SD | 24.2 ± 8.5 | 23.3 ± 9.1 | 26.1 ± 6.8 | P = 0.243 |
Trabeculectomy | 25.1 ± 8.4 | 25.3 ± 11.1 | 24.9 ± 6.5 | P = 0.931 |
ExPress | 21.6 ± 5.1 | 19.7 ± 3.7 | 27.3 ± 4.6 | P = 0.035* |
XEN | 26.0 ± 10.7 | 25.6 ± 10.9 | 28.0 ± 11.3 | P = 0.757 |
P = 0.297 | P = 0.220 | P = 0.764 | ||
Baseline medications, mean ± SD | 1.9 ± 1.6 | 2.0 ± 1.7 | 1.9 ± 1.5 | P = 0.835 |
Trabeculectomy | 2.5 ± 1.6 | 3.7 ± 0.8 | 1.6 ± 1.4 | P = 0.006* |
ExPress | 2.3 ± 1.6 | 2.0 ± 1.7 | 3.3 ± 1.0 | P = 0.096 |
XEN | 1.1 ± 1.4 | 1.2 ± 1.4 | 0.7 ± 1.2 | P = 0.521 |
P = 0.025* | P = 0.006* | P = 0.051 | ||