Table 2. Neonatal Intensive Care Unit Admissions and Length of Stay Models.

NICU: neonatal intensive care unit

*, **, and *** denote statistical significance at the 10%, 5%, and 1% levels. P-values are given in parentheses.

	NICU Admissions	NICU Length of Stay (Days)
	Logit (OR)	Poisson (IRR)	Negative Binomial (IRR)
Technological Intervention	0.708***	0.925***	0.766***
	(0.001)	(0.001)	(0.006)
Maternal Comorbidities	Yes	Yes	Yes
ZIP Code Dummies	Yes	Yes	Yes
Month Dummies	Yes	Yes	Yes
N	4,917	4,917	4,917