Table 3.

Obesity and 1-year mortality in the overall population and subgroups with and without obesity

			Hazard Ratio (95% CI)
	All patients						No AF				AF
	No obesity			Obesity	p-value		No obesity	Obesity	p-value		No obesity	Obesity	p-value
No. of events/person-days	4383/4,708,409			1910/2,831,302			2289/3,027,162	985/1,730,528			2094/1,681,247	925/1,100,775
Unadjusted model	1 (Reference)			0.743 (0.704, 0.784)	< 0.001		1 (Reference)	0.767 (0.712, 0.827)	< 0.001		1 (Reference)	0.701 (0.649, 0.757)	< 0.001
Basic model	1 (Reference)			0.821 (0.777, 0.866)	< 0.001		1 (Reference)	0.818 (0.759, 0.882)	< 0.001		1 (Reference)	0.817 (0.754, 0.884)	< 0.001
Multivariate model	1 (Reference)			0.861 (0.812, 0.912)	< 0.001		1 (Reference)	0.857 (0.791, 0.929)	< 0.001		1 (Reference)	0.848 (0.779, 0.923)	< 0.001

Basic model: adjustment for age and gender

Multivariate model: basic model plus adjustment for other demographics, comorbidities, vital signs, laboratory parameters, disease severity scores, and treatment

CI: confidence interval; AF: atrial fibrillation