Study respondents. Two hundred and one respondents
(100 females and 101 males), all of Thai ethnicity, participated
in this study. The mean age of respondents was 36.5 years. One
hundred and sixty-one respondents (80.1%) came from nonurban
settings (forest and agricultural). Most were married or
cohabitating (152, 75.6%) and the most frequently reported
occupation was farmer (91, 45.3%). Ninety-three respondents
(46.3%) had secondary school education or higher, and 73
(36.3%) lived in households with ³ 6 people