Table 3. Association between ROP and patient (N = 86) and study variables.

Characteristics		Retinopathy of Prematurity		P -value*
		Present	Absent
Chronological age	4 weeks	2	56	<0.001
	5 weeks	3	18
	6 weeks	4	3
Gender	Male	5	41	1.000
	Female	4	36
Gestational age	Mean	32.86±1.3 weeks	35.71±2.3 weeks	0.047
	Less than 32 weeks	8	38	0.033
	More than 32 weeks	1	39
Birth weight	Mean	1.54±0.38 kg	1.94±1.3 kg	0.037
	Less than 1.5 kg	8	37	0.031
	More than 1.5 kg	1	40
Place of eye examination	Clinic	8	71	0.552
	NICU	1	6

NICU, neonatal intensive care unit; ROP, retinopathy of prematurity; kg = kilograms.

*Fisher's exact test.