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Table 3 Adjusted OR and 95 % CI for the factors associated with 30-day readmission

From: Factors associated with 30-day readmission of patients with heart failure from a Japanese administrative database

 

Adjusted OR

95 % CI

P-value

Age

<65

reference

  
 

65–74

1.267

1.127–1.425

<0.0001

 

≥75

1.330

1.199–1.475

<0.0001

Male

0.982

0.922–1.046

0.568

NYHA

I

reference

  
 

II

1.354

1.179–1.556

<0.0001

 

III

1.548

1.351–1.774

<0.0001

 

IV

1.627

1.416–1.869

<0.0001

CCI

1.087

1.065–1.108

<0.0001

LOS

0.997

0.995–0.998

<0.0001

BMI

0.972

0.964–0.979

<0.0001

Hospital volume

1.000

1.000–1.000

0.932

ACEs or ARBs

0.749

0.703–0.798

<0.0001

Beta blockers

1.225

1.149–1.306

<0.0001

Ca channel blockers

0.834

0.776–0.896

<0.0001

Digitalis

0.935

0.847–1.033

0.185

Loop diuretics

1.286

1.187–1.394

<0.0001

Thiazide

1.280

1.145–1.431

<0.0001

Spironolactone

0.795

0.743–0.851

<0.0001

Nitrates

1.405

1.302–1.516

<0.0001

  1. OR odds ratio; 95 % CI 95 % confidence interval; NYHA New York Heart Association functional class; CCI Charlson Comorbidity Index; LOS length of stay in hospital; BMI body mass index; Hospital volume number of cases hospitalized with heart failure; ACEs angiotensin converting enzyme inhibitors; ARBs angiotensin II receptor blockers; Ca channel blockers calcium channel blockers