Table 4.

Analysis on the utilization of grade III hospitals for inpatient treatment.

	Using grade III hospital for inpatient treatments (n = 579)
	Total	Using grade III hospital, n (%)	OR (p)	aOR (p)
Gender
Male	264	99 (37.5)	–	–
Female	315	131 (41.6)	1.187 (0.317)	1.594 (0.024)
Age
45–50	72	23 (31.9)	–	–
51–60	137	53 (38.7)	1.344 (0.336)	0.998 (0.996)
61–70	197	81 (41.1)	1.488 (0.173)	1.145 (0.689)
>70	173	73 (42.2)	1.555 (0.136)	1.076 (0.846)
Marital status
Single/divorced/widowed	109	34 (31.2)	–	–
Married	470	196 (41.7)	1.578 (0.044)	2.266 (0.004)
Education
No schooling	92	28 (30.4)	–	–
Primary	190	77 (40.5)	1.558 (0.101)	1.452 (0.225)
Junior high	167	66 (39.5)	1.494 (0.147)	1.030 (0.928)
Senior high	88	38 (43.2)	1.737 (0.077)	1.059 (0.880)
Junior college and more	37	19 (51.4)	2.413 (0.027)	1.097 (0.852)
Occupation
Governments	25	10 (40.0)	–	–
Enterprises	27	10 (37.0)	0.882 (0.826)	1.130 (0.843)
Farmers	198	57 (28.8)	0.606 (0.253)	0.608 (0.396)
Small private business	15	5 (33.3)	0.750 (0.674)	0.648 (0.564)
Others	13	5 (38.5)	0.938 (0.927)	1.339 (0.704)
Retired	205	112 (54.6)	1.806 (0.171)	1.684 (0.297)
Unemployed	96	31 (32.3)	0.715 (0.469)	0.734 (0.585)
Area
Urban	346	165 (47.7)	–	–
Rural	233	65 (27.9)	0.424 (< 0.001)	0.806 (0.478)
Chronic disease
No	38	13 (34.2)	–	–
Yes	541	217 (40.1)	1.288 (0.473)	1.211 (0.629)
Insurance utilization
Yes	542	217 (40.0)	–	–
No	37	13 (35.1)	0.811 (0.556)	0.804 (0.597)
Per capita income (1K RMB)	–	–	1.026 (<0.001)	1.014 (0.047)

OR, odds ratio from univariate logistic regression.

aOR, adjusted odds ratio from multivariate logistic regression.