Table 1. Demographic information.
| Number of eyes | 665 |
| Age (years) | 62.5 ± 9.5 [40–89] |
| Sex (Male/Female) | 286 / 379 |
| BCVA (logMAR units) | 0.050 ± 0.19 [-0.18–1.0] |
| IOP (mmHg) | 13.5 ± 2.5 [6.3–20.7] |
| Axial length (mm) | 23.8 ± 1.2 [20.72–28.08] |
| Pupillary area during ERG (mm2) | 5.60 ± 2.38 [1.59–31.8] |
| Implicit times of flicker ERGs (msec) | 32.0 ± 1.5 [27.2–37.5] |
| Amplitudes of flicker ERGs (μV) | 9.73 ± 3.16 [1.8–20.4] |
| Height (cm) | 157.9 ± 8.4 [136.0–181.9] |
| BMI (kg/m2) | 23.5 ± 3.4 [15.7–40.9] |
| sBP (mmHg) | 129.7 ± 20.6 [82–190] |
| dBP (mmHg) | 75.6 ± 13.8 [43–133] |
| average BP (mmHg) | 93.6 ± 15.3 [56.0–149.7] |
| Brinkman index (cigarettes・years/day) | 282 ± 404 [0–2400] |
| IMT (mm) | 0.97 ± 0.56 [0.4–3.1] |
| BS (mg/dL) | 89 ± 14 [60–160] |
| HDL (mg/dL) | 59.5 ± 14.5 [32–125] |
| BUN (mg/dL) | 14.7 ± 3.8 [5.4–29.2] |
| Plt (104/μL) | 21.9 ± 4.9 [9.3–41.7] |
| Cre (mg/dL) | 0.75 ± 0.17 [0.43–1.55] |
BCVA, best-corrected visual acuity; IOP, Intraocular pressure; BMI, Body mass index; sBP, Systolic blood pressure; dBP, Diastolic blood pressure; IMT, Intima Media Thickness; BS, Blood sugar; HDL, High-density lipoprotein; BUN, Blood urea nitrogen; Plt, Platelet; Cre, Creatinine.