Investigation and risk factor analysis of anxiety and depression in patients with lower extremity arteriosclerosis obliterans

Table 3 Univariate analysis of clinical characteristics of patients with anxiety or not

Characteristics	Anxiety (n = 70)	Non-anxiety (n = 89)	χ2/t	P value
Sex			1.368	0.242
Male	32	49
Female	38	40
Age (year), mean ± SD	59.74 ± 7.59	61.19 ±7.44	1.207	0.229
Body mass index (kg/m2), mean ± SD	22.86 ± 1.64	23.13 ± 1.65	1.043	0.299
Diabetes	21	25	0.070	0.792
Hypertension	22	20	1.617	0.204
Educational attainment			0.566	0.753
Junior high school or below	16	25
College, vocational school, or senior high school	30	36
Graduate or above	24	28	-	-
Marital status			3.590	0.166
Single	8	15
Married	42	40
Divorced or widowed	20	34
Residence			0.880	0.348
Urban	46	52
Rural	24	37
Monthly income (CNY)			6.033	0.049
< 4000	18	20
4000-6000	41	40
> 6000	11	29
Type of medical insurance			0.107	0.948
Employee or resident basic medical insurance	38	46
Commercial insurance	17	23	-	-
Others	15	20	-	-
Disease staging			15.723	0.001
Mild clinical manifestations	14	45
Intermittent claudication	33	26
Rest pain	20	16
Gangrene	3	2
Disease course			11.531	0.0007
< 6 months	51	41
> 6 months	19	48
Pain			13.171	0.0003
Without	15	44
With	55	45
Social support			17.391	< 0.0001
High social support	40	77
Low social support	30	12