Table 1.
Comparison of clinical characteristics of study patients based on race and presence of glaucomatous optic neuropathy.
| GON | p | Non-GON | p | |||
|---|---|---|---|---|---|---|
| African Descent |
European Descent |
African Descent |
European Descent |
|||
| N (patients) | 217 | 277 | NA | 334 | 334 | NA |
| N (eyes) | 347 | 454 | NA | 581 | 568 | NA |
| Age (yrs) | 58±13 | 64±12 | <0.001 | 54±13 | 58±13 | <0.001 |
| CCT (μ) | 527.3±38.2 | 545.2±38.8 | <0.001 | 532.5±38.1 | 559.7±37.8 | <0.001 |
|
Spherical equivalent (D) |
−0.44±1.8 | −0.50±1.9 | 0.638 | −0.25±1.9 | −0.49±1.6 | 0.0209 |
| VCDR | 0.76±0.1 | 0.76±0.1 | 0.648 | 0.52±0.1 | 0.47±0.1 | <0.001 |
| MD (dB) | −3.81±5.9 | −2.90±4.6 | 0.017 | −1.80±3.2 | −1.11±2.1 | <0.001 |
|
Number of Eyes with βPPA (%) |
280 (80) | 338 (74) | 0.0415 | 395 (67.9) | 321 (56.6) | <0.001 |
|
Follow-up time (years) |
6.3±3.4 | 6.7±3.4 | 0.0994 | 5.4±3.7 | 5.4±3.7 | 1.00 |
Abbreviations: GON= glaucomatous optic neuropathy, VCDR= vertical cup-to-disc ratio, MD= visual field mean deviation, CCT= central corneal thickness.