# Table 4 Reasons for not carrying out the ROP screening in the hospitals

Reasons for not to carry out the ROP screening Hospital num Tertiary medical institutions Secondary and below medical institutions
Eastern region Central region Western region Eastern region Central region Western region
Hospital Sum 176 8 13 13 48 51 43
Missing hospitals 16 0 0 0 4 7 5
Personnel shortage1 158 6/75.0% 10/76.9% 12/84.6% 42/85.7% 48/94.1% 38/88.4%
Capital shortage2 71 4/50.0% 3/23.1% 8/61.5% 15/31.9% 23/45.1% 18/41.9%
Consider referral safer6 61 5/62.5% 3/23.1% 5/38.5% 16/33.3% 15/29.4% 17/39.5%
Space limitation3 51 3/37.5% 2/15.4% 2/15.4% 10/20.8% 24/47.1% 10/23.3%
Lack of concern4 27 0/0 1/7.7% 3/23.1% 10/20.8% 8/15.7% 5/11.6%
Insufficient input and output7 16 3/37.5% 0/0 3/23.1% 5/10.4% 5/9.8% 0/0
Consider unnecessary5 5 0/0 0/0 2/15.4% 2/4.2% 1/2.0% 0/0
Others8 18 1/12.5% 5/38.5% 3/23.1% 4/8.3% 1/2.0% 4/9.3%
1. 1Tertiary medical institutions compare: χ2 = 0.360 P = 0.835
2. Secondary and below medical institutions compare: χ2 = 1.956 P = 0.376
3. 2Tertiary medical institutions compare: χ2 = 4.047 P = 0.132
4. Secondary and below medical institutions compare: χ2 = 1.894 P = 0.388
5. 3Tertiary medical institutions compare: χ2 = 1.830 P = 0.401
6. Secondary and below medical institutions compare: χ2 = 0.736 P = 0.698
7. 4Tertiary medical institutions compare: χ2 = 23.16 P = 0.000
8. Secondary and below medical institutions compare: χ2 = 2.877 P = 0.237
9. 5Tertiary medical institutions compare: χ2 = 3.433 P = 0.180
10. Secondary and below medical institutions compare: χ2 = 0.756 P = 0.685
11. 6Tertiary medical institutions compare: χ2 = 3.260 P = 0.196
12. Secondary and below medical institutions compare: χ2 = 0.489 P = 0.783
13. 7Tertiary medical institutions compare: χ2 = 5.219 P = 0.074
14. Secondary and below medical institutions compare: χ2 = 0.902 P = 0.637
15. 8Tertiary medical institutions compare: χ2 = 1.839 P = 0.399
16. Secondary and below medical institutions compare: χ2 = 17.69 P = 0.000
17. No funds means there are no funds are used to purchase ROP screening equipment