Lovastatin as an Adjuvant to Lithium for Treating Manic Phase of Bipolar Disorder: A 4-Week, Randomized, Double-Blind, Placebo-Controlled Clinical Trial

Table 1

Basic characteristics of the patients in the two groups.

	Lovastatin group	Placebo group	Significance
Mean years of age (SD)	30.5 (8.1)	29.5 (10.8)	𝑡=0.38, 𝑑𝑓=47, 𝑃=0.7
Gender (number of male/female)	12/12	12/14	𝜒^2=0.07,  𝑑𝑓=1, 𝑃=0.78
Body Mass Index	25.6 (5.3)	25.8 (6.2)	𝑡=0.15, 𝑑𝑓=43, 𝑃=0.8
Positive history of taking ECT	0	2	—
Current psychotic feature	83.3%	100%	𝜒^2=4.71, 𝑑𝑓=1, 𝑃=0.03
Mean number of daily cigarette smoking	5 (18.6)	1.5 (6.0)	𝑡=0.88, 𝑑𝑓=47, 𝑃=0.3