Open Access
Table 1
Assessment of possible risk factors for Blastocystis carriage.
| Variable | No. positive/No. examinedb (%) | OR (95% CI)c | χ2/p value |
|---|---|---|---|
| Gender | |||
| Male | 12/247 (4.86) | 0.59 (0.28, 1.27) | 1.85/0.17 |
| Female | 17/214 (7.94) | ||
| Age (years) | |||
| Children (7–12) | 12/97 (12.37) | Ref | |
| Teenagers (13–17) | 1/41 (2.44) | 5.65 (0.71, 44.95) | 2.27/0.13 |
| Adults (≥18) | 16/323 (4.95) | 0.37 (0.17, 0.81) | 6.60/0.01 d |
| Drinking boiled water | |||
| Yes | 25/393 (6.36) | 1.31 (0.44, 3.93) | 0.03/0.86 |
| No | 4/49 (8.16) | ||
| Washing hands before meals | |||
| Yes | 17/322 (5.28) | 1.99 (0.92, 4.31) | 3.18/0.08 |
| No | 12/120 (10.00) | ||
| Washing hands after using toilets | |||
| Yes | 15/315 (4.76) | 2.48 (1.16, 5.30) | 5.79/0.02 d |
| No | 14/127 (11.02) | ||
| Eating unwashed vegetables and fruits | |||
| Yes | 25/381 (6.56) | 1.00 (0.34, 2.98) | 0/1.00 |
| No | 4/61 (6.56) | ||
| Swimminga | |||
| Yes | 2/40 (5.00) | 1.37 (0.31, 5.98) | 0.01/0.93 |
| No | 27/402 (6.72) | ||
| Pit toilets | |||
| Public | 25/364 (6.87) | 1.36 (0.46, 4.04) | 0.10/0.76 |
| Individual | 4/78 (5.13) | ||
| Animal feeding patterns | |||
| Free-ranging | 6/86 (6.98) | 1.52 (0.41, 5.74) | 0.07/0.79 |
| Both free-ranging and captive | 19/317 (5.99) | 0.56 (0.18, 1.73) | 0.46/0.50 |
| Captive | 4/39 (10.26) | Ref | |
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