Table 1. Selected demographic and clinical characteristics of 44 African-American POAG patients and controls (OD = right eye, OS = left eye).
|
POAG cases
|
Controls
|
Total
|
Significance
|
|||||
|---|---|---|---|---|---|---|---|---|
| Characteristic | N | Mean (SD) | N | Mean (SD) | Mean (SD) | Range | t-test | p-value |
| Age at enrollment (years) | 22 | 69 (12). | 22 | 66 (11). | 68 (11). | 46-94. | 0.86 | 0.40. |
| Male (%) | 22 | 27%% | 22 | 36% | 32% | - | -1 | 0.75. |
| Maximum IOP OD (mm Hg) | 22 | 26 (6.2). | 22 | 17 (2.8). | 21 (6.7). | 11-41. | 6.2. | <0.0001* |
| Maximum IOP, OS (mm Hg) | 21 | 29 (10). | 22 | 17 (2.7). | 22 (9.2). | 10-48. | 5.4 | <0.0001* |
| Cup to disc ratio OD | 21 | 0.7 (0.2) | 20 | 0.3 (0.1) | 0.5 (0.2) | 0.10-0.85 | 8.0 | <0.0001* |
| Cup to disc ratio OS | 19 | 0.7 (0.2) | 20 | 0.3 (0.1) | 0.5 (0.3) | 0.10-0.95 | 8.1 | <0.0001* |
*
Fisher’s exact test, two-tailed