Demographic and clinical details of the participants (n=354)
| Characteristic | Glaucoma group (n=270) | Control group (n=84) | P value |
| Age (years), mean (SD) | 41.93 (12.81) | 38.89 (14.54) | 0.067* |
| Female, no (%) | 125 (46) | 49 (58) | 0.054† |
| Education level (≥high school), no (%) | 178 (66) | 75 (89) | <0.001† |
| Employed, no (%) | 130 (48) | 55 (65) | 0.005† |
| Urban, no (%) | 178 (66) | 68 (81) | 0.009† |
| LogMAR PVA in the better eye | |||
| Mean (SD) | 0.27 (0.25) | 0.10 (0.12) | <0.001* |
| Median (IQR) | 0.20 (0.10–0.40) | 0.10 (0.00–0.20) | |
| MD in the better eye (dB) | |||
| Mean (SD) | −11.30 (9.51) | −1.71 (1.30) | |
| Median (IQR) | −7.93 (−16.84 to −3.47) | −1.53 (−2.43 to −0.98) | <0.001‡ |
| PSD in the better eye (dB) | |||
| Mean (SD) | 5.70 (3.77) | 1.49 (0.68) | |
| Median (IQR) | 4.83 (2.26–8.56) | 1.50 (1.29–1.75) | <0.001‡ |
| VFI in the better eye | |||
| Mean (SD) | 0.71 (0.30) | 0.99 (0.01) | |
| Median (IQR) | 0.84 (0.54–0.97) | 0.99 (0.99–1.00) | <0.001‡ |
| Diagnosed for more than 2 years, no (%) | 163 (60) | NA | |
| History of glaucoma surgery, no (%) | 146 (54) | NA |
*Two-sample t test.
†χ2 test.
‡Wilcoxon rank sum test.
LogMAR, logarithm of the minimum angle of resolution; MD, mean deviation; NA, not available; PSD, pattern SD; PVA, presenting visual acuity; VFI, Visual Field Index.