Table 2 Multivariate analysis of risk factors associated with Enterobius vermicularis infections among the study participants
Characteristics | Total number | Number positive (PRa) | CORb | AORc (95% CId) | P value |
|---|---|---|---|---|---|
Gender | |||||
 Female | 205 | 9 (4.4) | 1 | 1 | 0.022* |
 Male | 192 | 14 (7.3) | 1.7 | 4.03 (1.2–13.3) |  |
Age group | |||||
 7 to 9 years | 242 | 10 (4.1) | 1 | 1 | 0.008* |
 3 to 6 years | 155 | 13 (8.4) | 2.1 | 4.85 (1.5–15.6) |  |
Mother’s education level | |||||
 Diploma, bachelor’s, or higher | 56 | 2 (3.6) | 1 | 1 | 0.016* |
 Secondary school | 215 | 13 (6.1) | 1.7 | 4.11 (0.7–22.6) |  |
 Primary school | 126 | 8 (6.4) | 1.8 | 11.22 (1.8–71.8) |  |
Have older sibling(s) | |||||
 No | 184 | 5 (2.7) | 1 | 1 | 0.003* |
 Yes | 213 | 18 (8.5) | 3.3 | 6.25 (1.8–21.3) |  |
Have younger sibling(s) | |||||
 No | 270 | 11 (4.1) | 1 | 1 | 0.002* |
 Yes | 127 | 12 (9.5) | 2.5 | 6.24 (2.0–19.4) |  |
Wash hands after using toilet facilities | |||||
 Always | 148 | 3 (2.0) | 1 | 1 | 0.024* |
 Sometimes | 249 | 20 (8.0) | 4.2 | 5.25 (1.2–22.2) |  |
Keep fingernails short | |||||
 Yes | 381 | 16 (4.2) | 1 | 1 | < 0.001* |
 No | 16 | 7 (43.8) | 17.7 | 29.97 (6.2–145.9) |  |
Sucks fingers | |||||
 No | 332 | 12 (3.6) | 1 | 1 | 0.022* |
 Yes | 65 | 11 (16.9) | 5.4 | 3.59 (1.2–10.7) |  |