Feasibility of transferring intensive cared preterm infants from incubator to open crib at 1600 grams

Table 4 Comparison with historical controls

	SG	CG	p
n	101	120
GA, mean ± SD (range), w	29.7 ± 2.6	29.4 ± 2.5	0.3767
GA, mean ± SD (range), w	(23 – 35)	(23 – 36)	0.3767
BW, mean ± SD (range), g	1135 ± 292	1138 ± 284	0.9365
BW, mean ± SD (range), g	(450 – 1590)	(500 – 1590)	0.9365
CRIB score (mean ± SD)	2.3 ± 0.4	2.1 ± 0.5	0.847
Male, n (%)	48 (47.5%)	63 (52.5%)	0.500
SGA, n (%)	24 (23.8%)	35 (29.1%)	0.446
LOS, median (interquartile range), d	40	46.5	0.0163
LOS, median (interquartile range), d	(29.5-61.7)	(37-65.5)	0.0163
Postmenstrual age at discharge, mean ± SD (range), wk	36.8 ± 3.0	37.8 ± 2.7	0.0131
Postmenstrual age at discharge, mean ± SD (range), wk	(33.0-50.0)	(35.0-50.0)	0.0131

SG study group; CG control group; GA gestational age; BW birth weight; SGA small for gestational age; LOS length of stay.

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