Table 3.
Descriptive statistics in millimetres of the periocular structures according to age and the relationship between periocular dimension and age group by ANOVA
| Measurement | 20–39 (n = 72) | 40–59 (n = 117) | 60–79 (n = 163) | 80–99 (n = 28) |
|---|---|---|---|---|
| MRD 1 | 3.65 ± 0.76 | 3.59 ± 0.81 | 3.47 ± 0.86 | 3.51 ± 0.92 |
| MRD 2 | 5.63 ± 0.80 | 5.11 ± 0.98 | 5.04 ± 0.91 | 5.09 ± 1.1 |
| PFH | 9.29 ± 1.1 | 8.70 ± 1.3 | 8.52 ± 1.2 | 8.60 ± 1.7 |
| HPA | 26.5 ± 1.8 | 26.1 ± 1.6 | 25.2 ± 1.8 | 23.4 ± 2.7 |
| IICD | 32.1 ± 3.3 | 32.3 ± 2.9 | 34.0 ± 3.2 | 34.7 ± 5.6 |
| IPD | 60.6 ± 4.3 | 61.2 ± 3.3 | 61.9 ± 3.3 | 60.6 ± 3.6 |
| OICD | 84.8 ± 5.1 | 84.2 ± 4.0 | 84.2 ± 4.1 | 81.4 ± 4.5 |
MRD marginal reflex distance; PFH palpebral fissure height; HPA horizontal palpebral aperture; IICD inner intercanthal distance; IPD interpupillary distance; OICD outer intercanthal distance