Variables | No. examined | Infected (%) | OR (95% CI) | p-value |
---|---|---|---|---|
Age (years) | Â | Â | Â | Â |
 <15 | 221 | 22.6 | 1.28 (0.83,1.97) | 0.272 |
 ≥15 | 279 | 18.6 | 1 | |
Gender | Â | Â | Â | Â |
 Female | 281 | 21.7 | 1.20 (0.77,1.87) | 0.411 |
 Male | 219 | 18.7 | 1 | |
Drinking untreated water | Â | Â | Â | Â |
 Yes | 232 | 29.4 | 2.92 (1.84,4.63) | <0.001a,b |
 No | 265 | 12.5 | 1 | |
Bathing and washing in the river | Â | Â | Â | Â |
 Yes | 143 | 23.8 | 1.33 (0.83,2.12) | 0.236 |
 No | 357 | 19.0 | 1 | |
Not washing hands after playing with soil or gardening | Â | Â | Â | Â |
 Yes | 197 | 25.0 | 1.58 (1.02,2.45) | 0.040a |
 No | 303 | 17.4 | 1 | |
Presence of domestic animals | Â | Â | Â | Â |
 Yes | 309 | 20.1 | 0.96 (0.62,1.49) | 0.862 |
 No | 191 | 20.8 | 1 | |
Indiscriminate defecation | Â | Â | Â | Â |
 Yes | 192 | 22.9 | 1.28 (0.82,1.99) | 0.270 |
 No | 308 | 18.8 | 1 | |
Sewage disposal | Â | Â | Â | Â |
 Outdoor | 240 | 22.1 | 1.22 (0.79,1.87) | 0.369 |
 Common drainage | 260 | 18.8 | 1 | |
Eating with hands | Â | Â | Â | Â |
 Yes | 328 | 20.2 | 0.96 (0.60,1.52) | 0.859 |
 No | 172 | 20.9 | 1 | |
Consuming raw vegetables | Â | Â | Â | Â |
 Yes | 238 | 21.1 | 1.08 (0.70,1.68) | 0.717 |
 No | 262 | 19.8 | 1 | |
Eating fresh fruits | Â | Â | Â | Â |
 Yes | 395 | 18.4 | 0.63 (0.39,1.01) | 0.055 |
 No | 105 | 26.4 | 1 | |
Father’s education |  |  |  |  |
 Non-educated (<6 yrs) | 222 | 24.3 | 1.47 (0.76,2.83) | 0.247 |
 Educated (>6 yrs) | 78 | 17.9 | 1 | |
Mother’s education |  |  |  |  |
 Non-educated (<6 yrs) | 232 | 25.0 | 1.93 (0.93,4.03) | 0.075 |
 Educated (>6 yrs) | 68 | 14.7 | 1 | |
Working mothers | Â | Â | Â | Â |
 Yes | 153 | 23.8 | 1.15 (0.67,1.97) | 0.625 |
 No | 147 | 21.5 | 1 |  |
Household members | Â | Â | Â | Â |
 ≥8 | 171 | 21.6 | 1.12 (0.71,1.77) | 0.621 |
 <8 | 329 | 19.8 | 1 | |
Household monthly income | Â | Â | Â | Â |
 <RM500 | 260 | 23.5 | 1.49 (0.96,2.32) | 0.077 |
 >RM500 | 240 | 17.1 | 1 | |
Other family members infected with Blastocystis | Â | Â | Â | Â |
 Yes | 116 | 50.9 | 8.21 (5.07,13.30) | <0.001a,b |
 No | 384 | 11.2 | 1 |