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The ROP screening rates of medical institutions from eastern, central and western China
| Survey Content | Tertiary medical institutions | Secondary and primary medical institutions | ||||
|---|---|---|---|---|---|---|
| Eastern region (52) | Central region (20) | Western region (30) | Eastern region (70) | Central region (61) | Western region (51) | |
| ROP screening | 44/84.6% | 7/35.0% | 17/56.7% | 18/25.7% | 3/4.9% | 3/5.9% |
Tertiary medical institutions compare: χ2 = 17.91 P = 0.000
Secondary and below medical institutions compare: χ2 = 10.57 P = 0.005
