Variable | No. Examined (%) | No. Positive | p-value |
---|---|---|---|
Gender | |||
 Male | 195 (48.8) | 2 | 0.237 |
 Female | 205 (51.2) | 0 | |
Age | |||
 < 5 years (infants) | 61(15.3) | 1 | 0.502 |
 5–12 years (children) | 76(19.0) | 0 | |
 13–19 years (youths) | 11(2.7) | 0 | |
 20–49 years (adults) | 91(22.7) | 0 | |
 50 years up (elderly) | 161(40.3) | 1 | |
Education level | |||
 Primary and below | 227 (56.8) | 2 | 0.590 |
 Junior middle school | 144 (36.0) | 0 | |
 High school and above | 29 (7.2) | 0 | |
Drinking water sources | |||
 Tap water | 222 (55.5) | 0 | 0.203 |
 Well or spring water | 176 (44.0) | 2 | |
 Others | 2 (0.5) | 0 | |
Drinking unboiled water | |||
 Yes | 159 (39.8) | 2 | 0.157 |
 No | 241 (60.2) | 0 | |
Washing hands before meals | |||
 Yes | 347 (86.8) | 2 | 1.000 |
 No | 53 (13.2) | 0 | |
Eating unwashed vegetables and fruits | |||
 Yes | 179 (44.8) | 2 | 0.200 |
 No | 221 (55.2) | 0 | |
Animals raising | |||
 Yes | 261 (65.3) | 2 | 0.545 |
 No | 139(34.7) | 0 | |
Diarrhea | |||
 Yes | 10 (2.5) | 0 | 1.000 |
 No | 390 (97.5) | 2 |