Table 1 of
Kondo, Mol Vis 2013; 19:476-485.
Table 1. Demographic data of 53 patients with advanced retinopathy of prematurity.
| Gestational age | 22 – 29 (mean 25.1) weeks |
| Birth weight | 420 – 1,244 (mean 769.2) grams |
| Sex | Male: 28 (53%) |
| Female: 25 (47%) | |
| Type of ROP | Classic: 37 (70%) |
| APROP: 13 (25%) | |
| Undetermined: 3 (6%) | |
| Stage of ROP | Stage 5: 30 (57%) |
| Stage 4B: 12 (23%) | |
| Stage 4A: 10 (19%) | |
| Stage 3: 1 (2%) |