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The number of subjects by sex and location (the number of subjects who participated in both the 2012 and 2013 checkups are indicated in parentheses).
| Location | Male | Female | Total |
| Rural | 2844 (177) | 4588 (234) | 7432 (411) |
| Urban | 6299 (1412) | 3010 (538) | 9309 (1950) |
| Total | 9143 (1589) | 7598 (772) | 16,741 (2361) |
