RESULTS
Majority of cases were male (58.7%)(OR 2.05, 95% CI 1.35 to 3.10), while 59% of control female. The means (4 SD) of age of cases and control were 32.91 17.09) and 38.38 (t 16.33) years (OR 0.98, 95% CI 0.96 to 0.99), respectively. Religion was categorized into two levels such as Buddhism and non Buddhism (Ghost Christian) as shown in the Table 1. Compared to Buddhism participants, the odd-ratio (OR) of people who are on Buddhism is 2.6 l, 95% CI 1.72 to 3.98. Most of cases and controls had primary school level of 47.1% and 52.1% respectively, and approximately 30% of both cases and control did not any education. Not many of them had high school or higher education