. 2011 Jan;25(1):17–24. doi: 10.1016/S1674-8301(11)60002-X

Table 1. Socioenonomic and demographic characteristics and condom use of the study participants in the previous six months.

Factors	Number	Consistent condom use [n(%)]	χ²	OR	95% CI	P
Age (years)
≤23	100	50 (50.0)	6.01	1	0.32-0.91	0.0142
>23	180	63 (35.0)	6.01	0.54	0.32-0.91	0.0142
Civil state
Unmarried/divorced or widowed	194	88 (45.4)	6.57	1	0.17-0.88	0.0104
Married/cohabitant	86	25 (29.1)	6.57	0.49	0.17-0.88	0.0104
Census register
Not native	212	94 (44.3)	5.75	1	0.25-0.91	0.0165
Suzhou native	68	19 (27.9)	5.75	0.49	0.25-0.91	0.0165
Educational level
Under the high school	60	22 (36.7)	0.43	1	0.65-2.32	0.5110
High school and above	220	91 (41.4)	0.43	1.22	0.65-2.32	0.5110
Monthly income
≤¥1,000 (RMB)	20	4 (20.0)	3.71	1	0.90-12.16	0.0541
>¥1,000 (RMB)	260	109 (41.9)	3.71	2.89	0.90-12.16	0.0541

CI: confidence interval; OR: odds ratio.