Table 2 Relationship of gestational age at birth to ROP diagnosis
Gestational age (weeks)
Diagnosis⩽28 = 29 ⩽32 = 33 ⩽34>34
No ROP no. (%)7/29 (24.1%)39/101 (38.6%)18/26 (69.2%)9/10 (90%)
Stage I no. (%)6/29 (20.7%)41/101 (40.6%)5/26 (19.2%)1/10 (10%)
Stage II no. (%)9/29 (31%)14/101 (13.9%)2/26 (7.7%)0 (0%)
Stage III no. (%)7/29 (24.1%)7/101 (6.9%)1/26 (3.9%)0 (0%)
All stages ROP (%)22/29 (75.9%)62/101 (61.4%)8/26 (30.8%)1/10 (10%)