Table 2. Variables predictive of in-hospital, any-cause mortality in univariate testing in the Derivation Cohort of patients.

Variable	OR (95% CI)	p.
Age (per year)	1.04 (1.01 to 1.07)	0.009
Atrial fibrillation (N vs. Y)	0.20 (0.06 to 0.71)	0.01
Ischemia (N vs. Y)	0.36 (0.15 to 0.84)	0.02
IDDM (N vs. Y)	0.33 (0.13 to 0.85)	0.02
CRP (per Δ 1 mg/L)	1.05 (1.00 to 1.09)	0.04
Pneumonia (N vs. Y)	0.15 (0.05 to 0.44)	0.0005
High O2 req. (N vs. Y)	0.33 (0.14 To 0.78)	0.01

OR: Odds ratio; CI: 05% confidence interval; N vs. Y: not present versus present; IDDM: insulin-dependent diabetes mellitus; CRP: c-reactive protein; L = liter; O2: oxygen; req.: requirement.