Table 2.

Adjusted odds ratio for death before and after the intervention for unexpected (non-do-not-attempt resuscitation, non-intensive care unit) mortality

	Adjusted Odds Ratio	p
Intervention period	0.2 (0.11–0.37)	<.0001
Charlson Comorbidity Index (per point increase)	1.56 (1.37–1.77)	<.0001
Case mix (per point increase)	1.12 (1.07–1.17)	<.0001
Age (per year increase)	1.04 (1.02–1.05)	<.0001
Gender (female vs. male)	0.69 (0.46–1.04)	.08
Race
Asian	0.58 (0.08–4.19)	.6
Black	0.84 (0.39–1.82)	.7
Hispanic	0.81 (0.2–3.3)	.8
Other	1.4 (0.78–2.5)	.3
White	1.0	—
Season
Spring	1.3 (0.71–2.4)	.4
Summer	1.01 (0.56–1.81)	.99
Fall	0.9 (0.47–1.71)	.7
Winter	1.0	—
Intensive care unit bed ratio
Lowest	0.65 (0.21–2.03)	.5
Second lowest	0.73 (0.32–1.69)	.5
Third lowest	0.95 (0.42–2.15)	.9
Highest	1.0	—

Table represents the odds of unexpected mortality (deaths outside of an intensive care unit in patients without do-not-attempt resuscitation orders), adjusted for a number of potential confounders.