Research Article

Efficacy and Safety of Kleeb Bua Daeng Formula in Mild Cognitive Impairment Patients: A Phase I Randomized, Double-Blind, Placebo-Controlled Trial

Table 5

Mean difference level of serum AST and ALT between KBD and placebo groups.

Study monthMean difference of AST (95% confidence interval) valueMean difference of ALT (95% confidence interval) value

Month 10.75 (−2.66, 4.16)0.666−1.70 (−7.55, 4.15)0.569
Month 21.15 (−2.33, 4.63)0.517−1.79 (−7.77, 4.18)0.556
Month 30.03 (−3.48, 3.54)0.985−4.81 (−10.84, 1.21)0.117

The multilevel mixed-effect linear regression model was used in analyzing mean difference.