Table 3.

Multivariable analysis for death by Cox regression

	Hazard ratio(95% confidence interval)	P-value
Types of heart failure: crude analysis
Heart failure with preserved ejection fraction	Reference
Heart failure with reduced ejection fraction	1.064 (0.812–1.394)	0.652
Heart failure with missing ejection fraction	1.268 (0.962–1.670)	0.092
Dementia disorders: crude analysis
Alzheimer disease	Reference
Mixed dementia	1.014 (0.699–1.471)	0.942
Vascular dementia	1.176 (0.842–1.645)	0.342
Other dementias	0.952 (0.666–1.361)	0.786
Types of heart failure and dementia disorders adjusted for each other
Heart failure with preserved ejection fraction	Reference
Heart failure with reduced ejection fraction	1.054 (0.804–1.382)	0.702
Heart failure with missing ejection fraction	1.271 (0.964–1.674)	0.089
Alzheimer disease	Reference
Mixed dementia	1.012 (0.697–1.468)	0.952
Vascular dementia	1.190 (0.851–1.665)	0.310
Other dementias	0.963 (0.673–1.378)	0.837
Adjusted for age, gender, Mini Mental State Exam, haemoglobin and glomerular filtration rate and dementia and heart failure subtype respectively
Heart failure with preserved ejection fraction	Reference
Heart failure with reduced ejection fraction	0.998 (0.748–1.332)	0.991
Heart failure with missing ejection fraction	1.137 (0.845–1.529)	0.397
Alzheimer disease	Reference
Mixed dementia	1.009 (0.681–1.495)	0.964
Vascular dementia	1.267 (0.890–1.805)	0.189
Other dementias	0.841 (0.572–1.236)	0.379
Complete adjustment*
Heart failure with preserved ejection fraction	Reference
Heart failure with reduced ejection fraction	1.403 (0.936–2.102)	0.101
Heart failure with missing ejection fraction	1.028 (0.648–1.628)	0.908
Alzheimer disease	Reference
Mixed dementia	0.870 (0.488–1.551)	0.636
Vascular dementia	1.182 (0.643–2.171)	0.591
Other dementias	1.018 (0.564–1.837)	0.952

^*Adjusted for all variables in Table 1.