Table 3. LOS Based on Academic Hospital and Insurance Status.

Covariate	2006	2007	2008	2009	2010
Academic status
Academic	3.6 (2.0–6.2)	3.6 (2.0–6.3)	3.6 (2.0–6.2)	3.6 (2.0–6.2)	3.5 (2.0–6.1)
Nonacademic	3.4 (1.9–5.7)	3.4 (1.9–5.6)	3.4 (2.0–5.7)	3.3 (1.9–5.6)	3.2 (1.9–5.5)
Insurance status
Insured	3.5 (2.0–5.9)	3.5 (2.0–5.9)	3.5 (2.0–5.9)	3.5 (2.0–5.8)	3.4 (1.9–5.8)
Noninsured	2.9 (1.5–5.0)	2.9 (1.5–5.0)	2.9 (1.6–5.0)	2.9 (1.6–5.0)	2.8 (1.6–4.9)

Values are median (interquartile range). Length of stay (LOS) is for admitted patients.