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

Table 1 Patients’ sociodemographic characteristics

Characteristics	Number of cases (n = 159)	Composition ratio (%)
Sex
Male	81	50.9
Female	78	49.1
Age (year), mean ± SD	60.55 ± 7.52	-
Body mass index (kg/m2), mean ± SD	23.01 ± 1.65	-
Diabetes	46	28.9
Hypertension	42	26.4
Educational attainment
Junior high school or below	41	25.8
College, technical secondary school, or senior high school	66	41.5
Graduate or above	52	32.7
Marital status
Single	23	14.4
Married	82	51.6
Divorced or widowed	54	34.0
Residence
Urban	98	61.6
Rural	61	38.4
Monthly income (CNY)
< 4000	38	23.9
4000-6000	81	50.9
> 6000	40	25.2
Medical insurance type
Employee or resident basic medical insurance	84	52.8
Commercial insurance	40	25.2
Others	35	22.0
Disease staging
Mild clinical manifestations	59	37.1
Intermittent claudication	59	37.1
Rest pain	36	22.7
Gangrene	5	3.1
Disease course
< 6 months	92	57.9
> 6 months	67	42.1
Pain
Without	59	37.1
With	100	62.9