Table 4.

Factors related to the use of RH services available at the local CHS (Reduced logistic regression model)

Factors	Category	OR (95% CI)
		Antenatal check-up (n = 835)	Delivery (n = 577)	Gynecological check-up (n = 718)
Children	< = 2	Ref	Ref	Ref
	> 2	1.61(1.13-2.31)	NS	1.62(1.01-2.06)
Religion	Buddhist	Ref	Ref	Ref
	Catholic	2.91(1.36-6.25)	3.05(1.49-6.26)	3.19(1.04-9.85)
	Other	3.10(1.39-6.90)	2.85(1.16-7.01)	7.91(2.24-27.97)
	None	2.01(1.38-2.92)	2.17(1.39-3.38)	3.60(2.36-5.49)
Ethnicity	Majority	Ref	Ref	Ref
	Minority	NS	2.20(1.32-3.69)	NS
Occupation	Farming	Ref	Ref	Ref
	Non-farming	0.64(0.45-0.90)	0.22(0.15-033)	0.72(0.57-0.91)
Living location	Urban	Ref	Ref	Ref
	Rural	2.79(1.59-4.91)	ND	NS
Province	Vinh Long	Ref	Ref	Ref
	Thua Thien Hue	2.83(1.88-4.26)	NS	3.33(2.11-5.26)
Income	1st quartile	Ref	Ref	Ref
	2nd quartile	0.79(0.53-1.17)	0.73(0.47-1.13)	0.41(0.24-0.71)
	3rd quartile	0.52(0.33-0.83)	0.57(0.34-0.97)	0.40(0.22-0.75)
	4th quartile	0.42(0.26-0.67)	0.33(0.18-0.61)	0.34(0.18-0.63)

NS: not statistically significant so not included in the model; ND: the variable is excluded because none of the urban women reported delivery at CHSs