Table 1.
HRT Variables by Sex
|
Men n
= 2825 |
Women n
= 3605 |
P
Value |
|
| Disc area, mm2 | 1.897 (0.418) | 1.832 (0.400) | <0.001 |
| Cup area, mm2 | 0.478 (0.349) | 0.433 (0.328) | <0.001 |
| Rim area, mm2 | 1.420 (0.326) | 1.399 (0.324) | 0.013 |
| Cup-to-disc area ratio | 0.238 (0.144) | 0.224 (0.141) | <0.001 |
| Rim-to-disc area ratio | 0.762 (0.144) | 0.776 (0.141) | <0.001 |
| Cup volume, mm3 | 0.102 (0.113) | 0.087 (0.100) | <0.001 |
| Rim volume, mm3 | 0.345 (0.129) | 0.354 (0.132) | 0.007 |
| Mean cup depth, mm | 0.191 (0.089) | 0.183 (0.086) | 0.001 |
| Maximum cup depth, mm | 0.516 (0.209) | 0.497 (0.204) | <0.001 |
| Height variation contour, mm | 0.357 (0.098) | 0.364 (0.091) | 0.003 |
| Cup shape measure | −0.175 (0.062) | −0.175 (0.063) | 1.00 |
| Mean RNFL thickness, mm | 0.215 (0.063) | 0.225 (0.065) | <0.001 |
| RNFL cross-sectional area, mm2 | 1.040 (0.305) | 1.069 (0.315) | <0.001 |
| Horizontal cup-to-disc ratio | 0.448 (0.208) | 0.425 (0.204) | <0.001 |
| Vertical cup-to-disc ratio | 0.358 (0.226) | 0.329 (0.228) | <0.001 |
| CLM temporal–superior, mm | 0.169 (0.067) | 0.178 (0.068) | <0.001 |
| CLM temporal–inferior, mm | 0.141 (0.072) | 0.153 (0.072) | <0.001 |
| Linear cup-to-disc ratio | 0.453 (0.173) | 0.437 (0.173) | <0.001 |
Numbers presented are means (SD). P values were derived from t-tests comparing means in men and women. CLM, contour line modulation.