Table 1.
Baseline demographic and clinical data of PWS patients
| Baseline characteristics | Total (n = 569) | Statistic | P |
|---|---|---|---|
| Age (month), median (IQR)* | 15 (4, 51) | ||
| Gender, n (%) | |||
| Male | 295 (51.8) | ||
| Female | 274 (48.2) | ||
| Affected sides, n (%) | |||
| Right | 278 (48.9) | ||
| Left | 254 (44.6) | ||
| Both | 37 (6.5) | ||
| IOP (mmHg), median (IQR) | t = 8.165 | <0.001† | |
| Ipsilateral eyes | 13 (9, 17) | ||
| Contralateral eyes | 11 (8, 15) | ||
| C/D, median (IQR) | t = 7.016 | <0.001† | |
| Ipsilateral eyes | 0.30 (0.30, 0.40) | ||
| Contralateral eyes | 0.30 (0.25, 0.30) | ||
| Axial lengths (mm), mean ± SD | U = 51713 | 0.323‡ | |
| Ipsilateral eyes | 21.52 ± 2.17 | ||
| Contralateral eyes | 21.27 ± 2.10 | ||
| Total glaucoma in PWS patients, n (%) | 110 (19.3) |
*IQR shown as 25%, 75%; †Mann-Whitney U-test; ‡Independent-samples t-test. IQR: Interquartile range; IOP: Intraocular pressure; C/D: Cup-to-disc ratio; PWS: Port-wine stain; SD: Standard deviation.