Table 1.

Demographic, clinical characteristics and frame-wise displacement of all subjects.

Variables (mean ± SD)	AD(n = 60)	NSD(n = 38)	HC(n = 60)	t/F	p-value
Sex (male/female)	28/32	19/19	34/26	1.233	0.540#
Age (years)	33.53 ± 8.59	31.50 ± 8.97	33.55 ± 9.21	0.757	0.471*
Education lever (years)	13.72 ± 2.96	14.13 ± 3.02	14.60 ± 1.72	4.044	0.132∆
Duration of illness (month)	7.45 ± 9.50	7.87+9.78		0.044	0.834**
HRSD-17	26.35 ± 4.78	20.87 ± 3.23		6.768	0.000**
Anxiety/somatization factor	9.25 ± 1.65	5.03 ± 1.05		15.454	0.000**
Weight factor	0.95 ± 0.89	0.76 ± 0.82		1.043	0.300**
Cognitive disturbance factor	4.77 ± 2.35	4.45 ± 2.09		0.684	0.495**
Diurnal variation factor	0.50 ± 0.72	0.53 ± 0.73		-0.175	0.861**
Retardation factor	8.17 ± 1.51	7.53 ± 1.84		1.878	0.063**
Sleep disturbance factor	3.93 ± 1.76	3.76 ± 2.06		0.436	0.664**
Hopelessness factor	5.25 ± 2.03	4.92 ± 2.57		0.668	0.507**
HRSD-17-anxiety/somatization Factor	17.10 ± 4.15	15.84 ± 3.16		1.567	0.120**
HAMA	25.72 ± 7.29	16.21 ± 3.93		8.360	0.000**
FD	0.11 ± 0.06	0.11 ± 0.07	0.11 ± 0.06	0.068	0.93*

SD, standard deviation; AD, anxious depression; UAD, unanxious depression; HC, healthy control; HRSD, Hamilton Depression Rating Scale; HAMA, Hamilton Anxiety Scale; FD, frame-wise displacement. ^# indicates p values for chi-square test. * indicates p values for one-way ANOVA. ^∆ indicates p values for non-parametric test. ** indicates p values for two-sample t-tests.