Table 1.

Demographic and clinical characteristics of patients with MDD and controls

	Group; mean ± SD
Characteristic	MDD, n = 32	Controls, n = 32	p value*
Age, yr	34.9 ± 11.1	35.0 ± 11.2	0.90
Sex, male:female	23:9	23:9	> 0.99
Education, yr	11.9 ± 3.2	12.5 ± 2.9	0.78
Illness duration, wk	15.2 ± 18.0
HAM-D score	24.3 ± 5.1

HAM-D = Hamilton Rating Scale for Depression; MDD = major depressive disorder; SD = standard deviation.

^*Obtained using 2-sample, 2-tailed t tests.