Table 1

Clinical features of ROP in the better eye (the eye with less advanced ROP) and characteristics of affected children

Retinal clinical featuresn=patients (better vision) (%)Age at presentation
Mean, SD and range (months)
Birth weight
Mean, SD and range (g)
Gestational age
Mean, SD and range (completed weeks)
Group A:
Stage 5
Stage 5B (closed funnel)27
(52.9%)
6.8±6.9
(1.5–36)
1200±300
(800–2100)
29±2.5
(27–38)
Stage 5A (open funnel)12
(12.7%)
9.8±5.2
(5–24)
1000±200
(800–1500)
28.2±1.9
(26–32)
Group B: Cicatricial diseaseMD3
(5.9 %)
8.7±3.1
(6–12)
1400±200
(1200–1600)
28±0
(28)
FF9
(17.6 %)
18.6±9.9
(3–30)
1400±400
(900–200)
29.6±1.9
(27–33)
Association with stage of ROP (ANOVA)P≤0.001P=0.003P=0.27
  • ANOVA, analysis of variance; FF, falciform macular folds; MD, macular dragging; ROP, retinopathy of prematurity.