. Author manuscript; available in PMC: 2017 Nov 28.

Published in final edited form as: Am J Perinatol. 2017 May 11;34(12):1234–1240. doi: 10.1055/s-0037-1603341

Table 1.

Characteristics of infants with and without unplanned extubations

Characteristic	Infants without an unplanned extubation (n = 637)	Infants with an unplanned extubation (n = 81)	p-Value
Male sex, n (%)	370 (58)	45 (56)	0.67^a
Race
White	528 (83)	59 (73)	0.09^a
Black	91 (14)	19 (23)
Other^b	18 (3)	3 (4)
Inborn, n (%)	253 (40)	38 (47)	0.2^a
Day of life at NICU admission, median [IQR]	0 [0,1]	0 [0,5]	0.03^c
Birth weight, median grams [IQR]	2,170 [1,170,3,060]	1,020 [694,2,320]	<0.01^c
Gestational age at birth, median weeks [IQR]	34 [29,37]	27 [25,35]	<0.01^c
CRIB score, median [IQR]	3 [0,4]	4 [1,7]	<0.01^c
Total ventilator days, median [IQR]	2 [1,6]	20 [5,40]	<0.01^c

Abbreviations: IQR, interquartile range; NICU, Neonatal Intensive Care Unit.

Chi-squared test.

Other races included Asian and Pacific Islander.

Wilcoxon rank–sum test.