Table 3.

The effect of magnesium treatment on serum aspartate-aminotransferase (S-AST), controlling for potential confounders: multiple linear regression analysis

Independent variable	Regression coefficient	Standard error	t-test statistic df = 49	p
Study group, Mg vs. placebo	-13.640	6.619	2.061	0.045
baseline alcohol intake	0.100	0.102	0.981	0.331
change in alcohol intake	0.120	0.106	1.130	0.264
baseline S-AST	0.052	0.051	1.020	0.313
age	-0.299	0.342	-0.874	0.386
weight, kg	-0.059	0.210	-0.281	0.780
Constant	40.495	22.116	1.831	0.073