Table 1.

ROP Screening Results and Patient Demographics

Maximum ROP StageNumber
(%)
Birth Weight in Grams
(Mean ± 1 SD, Range)
Gestational Age in Weeks
(Mean ± 1 SD, Range)
None384  (54.3)1554  ± 416, 660–344030.9  ± 2.2, 24–37
Stage 1182  (25.7)1219  ± 389, 425–256029.2  ± 2.5, 23–35
Stage 274  (10.5)875  ± 213, 395–149826.7  ± 1.7, 23–31
Subthreshold Stage 335  (4.9)811  ± 214, 400–142526.4  ± 1.6, 24–31
Threshold Stage 328  (4.0)727  ± 133, 490–108025.5  ± 1.8, 23–29
Stage 44  (0.6)888  ± 204, 670–113526.8  ± 2.2, 25–30
All Stages707  (100)1323  ± 471, 395–344029.6  ± 2.8, 23–37