Table 1.

Demographic characteristics of the study respondents (n = 963).

Variables		Frequency	Percent
Age group	18 to 29	186	19.3
	30 to 39	483	50.2
	40 to 49	149	15.5
	50 to 59	145	15.1
Sex	Male	310	32.3
	Female	650	67.7
Marital status	Married	809	84.0
	Unmarried/Other	154	16.0
Ethnic	Kinh	774	80.4
	Other	189	19.6
Education	Under/Graduate	474	49.2
	Others (college, intermediate level)	489	50.8
Residency	Urban	396	41.1
	Rural	567	58.9
Working place	District health center	474	49.2
	Commune health station	489	50.8
Occupation	Doctor, assistant doctor	360	37.4
	Nurse, midwife	340	35.3
	Pharmacist	94	9.8
	Technician	55	5.7
	Administrative officer	114	11.8