Table 2.

Nested model coefficients

Model	Variable	β-Coefficient	Odds Ratio (95% CI)	P Value
Unadjusted maximum SOFA score	Maximum SOFA score (per 1-point increase)	0.17	1.18 (1.16–1.20)	<0.001
Unadjusted new-onset AF	New-onset AF	0.93	2.54 (1.94–3.32)	<0.001
Sepsis-3 model	Maximum SOFA score	0.17	1.18 (1.16–1.20)	<0.001
	Age (per 1-yr increase)	0.004	1.02 (1.02–1.03)	0.66
	Age × age	0.0001	NA	0.14
	Female vs. male	−0.02	0.98 (0.88–1.09)	0.68
	Ethnicity/race			<0.001
	White vs. black	0.26	1.30 (1.08–1.57)
	Hispanic vs. black	0.02	1.02 (0.70–1.49)
	Asian vs. black	0.02	1.02 (0.69–1.50)
	Other vs. black	0.24	1.28 (0.87–1.87)
	Unknown vs. black	0.83	2.30 (1.81–2.94)
	Elixhauser score (per 1-point increase)	0.06	1.05 (1.04–1.06)	<0.001
	Elixhauser score × Elixhauser score	−0.0007	NA	0.025
Sepsis-3 with new-onset AF	New-onset AF	0.58	1.78 (1.34–2.38)	<0.001
	Maximum SOFA score	0.16	1.18 (1.16–1.19)	<0.001
	Age (per 1-yr increase)	0.004	1.02 (1.02–1.03)	0.77
	Age × age	0.0001	NA	0.14
	Female vs. male	−0.02	0.98 (0.88–1.10)	0.76
	Ethnicity/race			<0.001
	White vs. black	0.26	1.30 (1.07–1.57)
	Hispanic vs. black	0.02	1.02 (0.70–1.49)
	Asian vs. black	0.01	1.02 (0.69–1.50)
	Other vs. black	0.25	1.29 (0.88–1.88)
	Unknown vs. black	0.84	2.31 (1.81–2.95)
	Elixhauser score (per 1-point increase)	0.06	1.05 (1.04–1.06)	<0.001
	Elixhauser score × Elixhauser score	−0.0007	NA	0.025

Definition of abbreviations: AF = atrial fibrillation; CI = confidence interval; NA = not applicable; Sepsis-3 = Third International Consensus Definitions for Sepsis and Septic Shock; SOFA = Sequential Organ Failure Assessment.