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Table 5.

Regression analysis of AST/ALT ratio (De Ritis ratio) with diabetes-related tests

Dependent variables Independent variables B Beta SE t F/R/R2/D-W
Glucose (mg/dL) Constant 102.80 12.92**/0.23/0.05/2.01
Glucose (mg/dL) AST (U/L) 0.04 0.03 0.10 0.40 12.92**/0.23/0.05/2.01
Glucose (mg/dL) ALT (U/L) 0.98 0.10 0.09 1.04 12.92**/0.23/0.05/2.01
Glucose (mg/dL) De Ritis ratio ‒4.65 ‒0.14 1.94 ‒2.40* 12.92**/0.23/0.05/2.01
HbA1c (%) Constant 5.53 10.19**/0.21/0.04/2.02
HbA1c (%) AST (U/L) 0.00 ‒0.02 0.00 ‒0.20 10.19**/0.21/0.04/2.02
HbA1c (%) ALT (U/L) 0.01 0.20 0.00 2.05* 10.19**/0.21/0.04/2.02
HbA1c (%) De Ritis ratio ‒0.04 ‒0.03 0.07 ‒0.54 10.19**/0.21/0.04/2.02
Amylase (U/L) Constant 58.13 5.96**/0.16/0.02/1.99
Amylase (U/L) AST (U/L) ‒0.15 ‒0.01 0.13 ‒1.12 5.96**/0.16/0.02/1.99
Amylase (U/L) ALT (U/L) 0.05 0.04 0.12 0.43 5.96**/0.16/0.02/1.99
Amylase (U/L) De Ritis ratio 6.21 0.15 2.38 2.61** 5.96**/0.16/0.02/1.99

Abbreviations: See Table 2; SE, standard error; D-W, Durbin-Watson.

**P<0.01 by regression analysis.

Korean J Clin Lab Sci 2023;55:9-15 https://doi.org/10.15324/kjcls.2023.55.1.9
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