Open Access
Table 2
Results of univariate analysis of risk factors and Enterobius vermicularis infection in the study participants.
| Variable | 2003 |
2013 |
||||||
|---|---|---|---|---|---|---|---|---|
| No. examined | No. positive | Prevalence (%) | p-value | No. examined | No. positive | Prevalence (%) | p-value | |
| Gender | ||||||||
| Male | 282 | 39 | 13.83 | 0.414 | 918 | 53 | 5.77 | 0.200 |
| Female | 228 | 26 | 11.40 | 816 | 36 | 4.41 | ||
| Age (years) | ||||||||
| 2–4 | 367 | 40 | 10.90 | 0.045 | 894 | 26 | 2.91 | < 0.001 |
| 5–6 | 143 | 25 | 17.48 | 840 | 63 | 7.50 | ||
| Area | ||||||||
| Urban | 253 | 30 | 11.86 | 0.551 | 994 | 49 | 4.93 | 0.657 |
| Rural | 257 | 35 | 13.62 | 740 | 40 | 5.41 | ||
| Hand washing before eating | ||||||||
| Yes | 238 | 22 | 9.24 | 0.027 | 1156 | 41 | 3.55 | < 0.001 |
| No | 272 | 43 | 15.81 | 578 | 48 | 8.30 | ||
| Sucking fingers or toys | ||||||||
| Yes | 381 | 53 | 13.91 | 0.175 | 981 | 63 | 6.42 | 0.005 |
| No | 129 | 12 | 9.30 | 753 | 26 | 3.45 | ||
| Scratching around the anus | ||||||||
| Yes | 287 | 41 | 14.29 | 0.237 | 611 | 52 | 8.51 | < 0.001 |
| No | 223 | 24 | 10.76 | 1123 | 37 | 3.29 | ||
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