Table 4.

Neonatal therapeutic interventions

Variable	No ROP % (n = 88)	ROP % (n = 27)	P value
Blood transfusion	48 (54.5%)	23 (85.2%)	0.016*
Surfactant	34 (38.6%)	13 (48.1%)	0.65
Total days on non-mechanical ventilation	9.5 ± 10.3	20.8 ± 18.1	< 0.0010*
Total days on mechanical ventilation	3.1 ± 10.0	10.8 ± 19.2	0.0070*
Total days on oxygen supplement	12.6 ± 15.9	31.6 ± 23.8	< 0.0010*

% within (ROP/no ROP) groups

*significant at p value less than 0.05