Table 3. Infants characteristics and outcomes for effectiveness—Port-Royal medical center, before and after periods.

	Before	After
	N = 217	N = 269
	N (%)	N (%)	p
Sex (Girl)	112 (51.6%)	140 (52.0%)	0.92
Gestational Age
< 27 weeks	42 (19.4%)	45 (16.7%)	0.007*
27–29 weeks	98 (45.2%)	91 (33.8%)	0.007*
30 weeks and more	77 (35.5%)	133 (49.4%)	0.007*
Birth Weight <1500 g	214 (98.6%)	223 (82.9%)	<0.001*
Compliance with guidelines	93 (42.9%)	120 (44.6%)	0.70
	Mean (SD)	Mean (SD)
Deviation from guidelines (days)	15.1 (34)	11.9 (24.7)	0.30

SD: Standard Deviation

*Significant