Table 2.
Distribution of cases of different ROP stages according to birth weight (BW)
| No ROP | Stage 1 | Stage 2 | Stage 3 | Stage 4 | Stage 5 | Total | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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| No | % | No | % | No | % | No | % | No | % | No | % | No | % | |
| ≤0.750 kg | 1 | 16.7% | 2 | 33.3% | 0 | 0.0% | 0 | 0.0% | 3 | 50.0% | 0 | 0% | 6 | 100% |
| _1.000 kg | 7 | 35.0% | 8 | 40.0% | 3 | 15.0% | 2 | 10.0% | 0 | 0.0% | 0 | 0% | 20 | 100% |
| _1.500 kg | 75 | 68.8% | 17 | 15.6% | 2 | 1.8% | 15 | 13.8% | 0 | 0.0% | 0 | 0% | 109 | 100% |
| >1.500 kg | 17 | 100.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0.0% | 0 | 0% | 17 | 100% |
Abbreviations: GA, gestational age; ROP, retinopathy of prematurity.