Table 1.
Demographics, clinical and visual measures between the glaucoma (n = 20) and healthy control (n = 13) groups.
| Variable | Glaucoma |
Controls |
W value∗ | p-value | ||
|---|---|---|---|---|---|---|
| Median | Q1–Q3 | Median | Q1–Q3 | |||
| Demographics | ||||||
| Age (years) | 62.50 | 59–71 | 57 | 53–70 | 178 | 0.11 |
| Education (years) | 13.50 | 12–16 | 12 | 12–14 | 197.50 | 0.39 |
| Driving experience (years) | 46.50 | 40.50–51.50 | 42 | 37–54 | 205.50 | 0.58 |
| Annual mileage (miles/year) | 12000 | 5500–15500 | 12500 | 8000–18200 | 232 | 0.70 |
| Clinical measures | ||||||
| TMT A (seconds) | 36 | 28.50–48.50 | 29.50 | 26.50–40.57 | 156.50 | 0.11 |
| TMT B (seconds) | 124.50 | 81.50–190.50 | 72 | 57.50–96.00 | 145.50 | 0.04∗∗ |
| MOCA (0–30) | 26.50 | 24.50–29.00 | 27.50 | 27.00–28.50 | 216.50 | 0.47 |
| Visual measures | ||||||
| Visual acuity (20/x) | 30 | 20–40 | 25 | 20–30 | 137 | 0.28 |
| Total visual field (0–170°) | 170 | 155–170 | 170 | 170–170 | 183 | 0.19 |
| Humphrey left MD | 5.04 | 1.45–13.24 | 0.90 | 0.53–2.17 | 252 | 0.006∗∗ |
| Humphrey left PSD | 2.84 | 2.00–9.20 | 1.51 | 1.32–2.30 | 116 | 0.003∗∗ |
| Humphrey right MD | 2.90 | 1.20–10.72 | 0.61 | 0.08–2.51 | 258 | 0.02∗∗ |
| Humphrey right PSD | 1.93 | 1.60–8.63 | 1.90 | 1.51–2.34 | 173.50 | 0.35 |
∗ indicate Wilcoxon Rank sum test; ∗∗ indicate p-value < 0.05; MOCA, Montreal Cognitive Assessment; TMT A and TMT B, trail making test A and B; MD, mean deviation; PSD, pattern standard deviation.