Table 3.

Results of logistic regression (LR) with the LR score only and the LR score + possible confounders.

Dataset	Parameters	B	Wald	OR (95% CI)	P-value
Discovery set	LR score	1.000	87.602	2.718 (2.225–3.384)	<0.001
Discovery set	LR score + possible confounders	0.981	50.612	2.667 (2.054–3.529)	<0.001
Validation set 1	LR score	1.266	25.085	3.545 (2.258–6.120)	<0.001
Validation set 1	LR score + possible confounders	1.057	7.204	2.879 (1.387–6.554)	0.007
Validation set 2	LR score	0.903	9.159	2.466 (1.461–4.739)	0.002
Validation set 2	LR score + possible confounders	1.139	5.679	3.124 (1.307–8.717)	0.017

Possible confounders were aspartate transaminase (AST), glycated hemoglobin, platelet, AST/alanine transaminase ratio, and sex.