Table 1. Patient demographic data (n = 187) and summary of six optic disc parameters.
| Mean ± SD or n (%) | 95% CI or n (%) | |
|---|---|---|
| Age, year | 61.4 ± 9.4 | 60.0–62.7 |
| Sex | male, 100 (53.5) | female, 87 (46.5) |
| BCVA(logMAR) | -0.07 ± 0.08 | -0.06–-0.08 |
| Spherical equivalent refractive error (D) | -3.38 ± 3.75 | -2.84–-3.91 |
| Glaucoma type | NTG, 151 (80.8) | HTG, 36 (19.3) |
| Baseline IOP (mmHg) | 16.9 ± 4.3 | 16.3–17.6 |
| IOP on the test day (mmHg) | 13.6 ± 2.6 | 13.2–13.9 |
| No. glaucoma medications | 1.3 ± 1.0 | 1.2–1.5 |
| MD, dB | -4.71 ± 3.26 | -4.23–-5.18 |
| PSD, dB | 8.08 ± 4.18 | 7.48–8.68 |
| MD slope, dB/year | -0.12 ± 0.38 | -0.07–-0.18 |
| Systemic hypertension | no, 139 (74.3) | yes, 48 (25.7) |
| Diabetes | no, 142 (75.9) | yes, 45 (24.1) |
| Hyperlipidemia | no, 161 (86.1) | yes, 26 (13.9) |
| Rim-disc ratio of section 1 (temporal 90°) | 0.069 ± 0.046 | 0.063–0.076 |
| Rim-disc ratio of section 4 (nasal 90°) | 0.197 ± 0.076 | 0.186–0.208 |
| Mean cup depth, mm | 0.204 ± 0.086 | 0.192 ± 0.217 |
| Height variation contour, mm | 0.579 ± 0.264 | 0.541–0.617 |
| Disc tilt angle, degree | 10.5 ± 12.5 | 8.7–12.3 |
| Rim decentering absolute value | 0.445 ± 0.271 | 0.405–0.484 |
SD, standard deviation; 95% CI, 95% confidence interval; BCVA, best-corrected visual acuity; NTG, normal tension glaucoma; HTG, high tension glaucoma; IOP, intraocular pressure; MD, visual field mean deviation; PSD, visual field pattern standard deviation; logMAR, logarithm of the minimum angle of resolution; dB, decibels; D, diopters.