Table 1.

Characteristics of Infants Who Received Surfactant via ETT vs. Attempted LISA.

	ETT Surfactant	LISA *	p-Value
Number of Patients	60	37
GA (weeks)	32.2	31.0	0.4298
Weight (grams)	1770	1765	0.92
% Male	65%	57%	0.51
Mechanical Ventilation (1st week of life)	100%	8%	0.0001
Duration of Mechanical Ventilation (hours)	52.5	0	0.0001
Mortality	10%	0%	0.079

Data are presented as the median (tested using Wilcoxon rank-sum) or by percent (tested using Fisher’s exact test). There was significantly less mechanical ventilation in the 1st week of life and longer duration of mechanical ventilation with LISA. * includes all babies who had LISA attempted (2/37 were unsuccessful).