Can a Risk Factor Based Approach Safely Reduce Screening for Retinopathy of Prematurity?

Table 3

Gestational age related frequency of risk factors for severe retinopathy of prematurity (ROP) or laser treatment.

GA group (weeks)	Outcome	Number of risk factors
		Zero	One	Two	Three	Four
≤24 ()	Severe ROP ()	0	3	33	42	16
	Laser ()	0	1	13	29	10
25 ()	Severe ROP ()	0	2	25	25	6
	Laser ()	0	1	11	12	4
26 ()	Severe ROP ()	0	2	25	23	7
	Laser ()	0	0	16	10	5
27 ()	Severe ROP ()	0	2	10	11	4
	Laser ()	0	0	3	7	3
28 ()	Severe ROP ()	1	4	2	3	3
	Laser ()	0	1	1	3	1
≥29 ()	Severe ROP ()	0	1	5	3	2
	Laser ()	0	0	2	1	1
Total risk factors of screened Infants	Severe ROP	1	14	100	107	38
	Laser	0	3	46	62	24