Table 1.
Demographic and clinical characteristics
| Characteristic | NTG (n=32) | POAG (n=45) | P-value |
|---|---|---|---|
| Age, years | 0.905* | ||
| Mean ± SD | 64.0±9.3 | 64.9±9.2 | |
| Minimum | 45.0 | 45.0 | |
| Maximum | 84.0 | 82.0 | |
| Sex, n (%) | 0.630† | ||
| Female | 16 (50.00%) | 25 (55.60%) | |
| Male | 16 (50.00%) | 20 (44.40%) | |
| Selected eye, n (%) | 0.685† | ||
| RE | 17 (53.10%) | 26 (57.80%) | |
| LE | 15 (46.90%) | 19 (42.20%) | |
| Spherical equivalent, D | 0.431* | ||
| Mean ± SD | +0.28±1.63 | −0.11±1.33 | |
| MD, dB | 0.773* | ||
| Mean ± SD | −10.35±8.76 | −11.27±8.46 | |
| CPSD, dB | 0.195* | ||
| Mean ± SD | 5.03±3.42 | 6.86±3.87 | |
| VCDR, n (%) | 0.307† | ||
| Clinical moderate | 18 (56.25%) | 20 (44.44%) | |
| Clinical advanced | 14 (43.75%) | 25 (55.56%) | |
| AGIS score, n (%) | 0.222† | ||
| Mild | 10 (31.26%) | 7 (15.55%) | |
| Moderate | 11 (34.37%) | 16 (35.55%) | |
| Severe–end stage | 11 (34.37%) | 22 (48.90%) | |
Notes:
*
Independent t-test applied.
†
Pearson chi-square test applied. Level of significance was set at 0.05.
Abbreviations: NTG, normal-tension glaucoma; POAG, primary open-angle glaucoma; SD, standard deviation; RE, right eye; LE, left eye; D, diopter; MD, mean deviation; CPSD, corrected pattern standard deviation; VCDR, vertical cup-to-disc ratio; AGIS, Advanced Glaucoma Intervention Study.