Clinical value of predictive models based on liver stiffness measurement in predicting liver reserve function of compensated chronic liver disease

Table 3 Multivariate logistic stepwise regression analysis of indocyanine green retention rate at 15 min ≥ 20% in the training cohort

Variable	B	SE	Wald	P value	OR (95%CI)
LSM (kPa)	1.138	0.520	4.778	0.029	3.120 (1.125-8.656)
PTAR	1.260	0.521	5.825	0.016	3.524 (1.267-9.801)
Age (yr)	0.058	0.017	11.226	0.001	1.059 (1.024-1.096)
MELD	0.320	0.094	11.652	0.001	1.377 (1.146-1.655)
Constant	-9.750	-1.454	44.963	< 0.001	0.001

LSM: Liver stiffness measurement; PTAR: Prothrombin time international normalized ratio to albumin ratio; MELD: Model for end-stage liver disease.