Cox proportional hazard model of all-cause mortality in heart failure
| All-cause mortality (n=246/1058) | HR | 95% CI | p Value |
| FIB4 index as categorical variable | |||
| Third versus first tertile unadjusted | 3.547 | 2.511 to 5.012 | <0.001 |
| Third versus first tertile adjusted* | 1.943 | 1.071 to 3.526 | 0.020 |
| Second versus first tertile unadjusted | 1.855 | 1.274 to 2.702 | 0.001 |
| Second versus first tertile adjusted* | 1.488 | 1.028 to 2.127 | 0.039 |
| FIB4 index as continuous variable | |||
| Unadjusted model | 1.194 | 1.120 to 1.275 | <0.001 |
| Adjusted model* | 1.127 | 1.018 to 1.253 | 0.042 |
*Adjusted for sex, body mass index, New York Heart Association class, ischaemic aetiology, hypertension, diabetes, dyslipidaemia, atrial fibrillation, haemoglobin, estimated glomerular filtration rate, sodium, B-type natriuretic peptide, left ventricular ejection fraction, renin–angiotensin–aldosterone system inhibitors, β-blockers, diuretics, inotropic agents.