Table 1. Characteristics of subjects in the four groups.
| Characteristics | early AMD (n=75) | nAMD (n=89) | PCV (n=98) | Control (n=80) |
|---|---|---|---|---|
| Gender (female/male) * |
36/39 |
39/50 |
40/58 |
36/44 |
| Mean age (years) † |
63.9±11.9 |
64.2±11.0 |
62.1±10.2 |
62.0±9.5 |
| Age range (years) | 50–93 | 50–85 | 50–82 | 50–81 |
Abbreviations: AMD=Age-related macular degeneration; nAMD=neovascular Age-related macular degeneration; PCV=Polypoidal choroidal vasculopathy * χ2 test. The differences in the gender distribution in each of the 4 groups were not statistically significant (χ2=0.38, p=0.944). † One-Way ANOVA test. The differences in the mean age in each of the 4 groups were not statistically significant (F=0.773, p=0.511).