Influence of gender, age or pigmentation (p values)*
| Comparison | PD (palisades/mm) | ΔPR (μm) | ΔERP (μm) |
|---|---|---|---|
| OD inferior | |||
| Gender (male vs female) | 0.436 | 0.362 | 0.571 |
| Age (<30 vs≥30) | 0.037 | 0.052 | 0.027 |
| Blue/grey/green vs hazel/brown/black | 0.010 | 0.012 | 0.009 |
| OS inferior | |||
| Gender (male vs female) | 0.289 | 0.221 | 0.383 |
| Age | 0.287 | 0.238 | 0.372 |
| Blue/grey/green vs hazel/brown/black | 0.099 | 0.102 | 0.133 |
| OD superior | |||
| Gender (male vs female) | 0.451 | 0.451 | 0.427 |
| Age | 0.842 | 0.877 | 0.808 |
| Blue/grey/green vs hazel/brown/black | 0.297 | 0.336 | 0.279 |
| OS superior | |||
| Gender (male vs female) | 0.862 | 0.784 | 0.823 |
| Age | 0.008 | 0.010 | 0.007 |
| Blue/grey/green vs. hazel/brown/black | 0.210 | 0.178 | 0.227 |
*Mann-Whitney U test for two unrelated samples, significance level at p<0.05 (in bold).
ERP, epithelial rete peg; OD, right eye; OS, left eye; PD, palisade density; PR, palisade ridges.