Table 1

Prediction of event-free survival probability using the Cox proportional hazards regression model based on Lasso regression

VariableCoefficientsz scoreHR95%CIP value
Age0.0434.1671.0440.023 to 0.063<0.001
Haemoglobin−0.015−2.8710.985−0.026 to −0.0050.004
Urea0.0743.9471.0770.037 to 0.111<0.001
Serum sodium−0.074−5.6940.929−0.1 to −0.049<0.001
ALT/AST ratio0.4442.4391.5590.087 to 0.80.015
NT-proBNP02.09410, 00.036
Left atrial diameter0.0765.9591.0790.051 to 0.8<0.001
LVEF−0.022−2.2890.979−0.04 to −0.0030.022
  • ALT, alanine transaminase; AST, aspartate transaminase; LVEF, left ventricular ejection fraction; NT-proBNP, N-terminal pro-B-type natriuretic peptide.