Table 3.
Associations between number of different helminth parasite infections and asthma or asthma phenotypes in 1,271 children
| Number of helminth infections | All asthma | Non-atopic asthma | Atopic asthma | ||||
|---|---|---|---|---|---|---|---|
| n (%) | *OR (95% CI) | n (%) | **Non-atopic/non-asthmatic | n (%) | **Non-atopic/non-asthmatic | **Atopic/non-asthmatic | |
| 0 | |||||||
| (n = 580; 45.6%) | 164 (28.3) | 1 | 59 (10.2) | 1 | 60 (10.3) | 1 | 1 |
| 1 | 1.02 | 1.40 | 1.24 | 1.01 | |||
| (n = 463; 36.4%) | 133 (28.7) | (0.78; 1.34) | 60 (13.0) | (0.92; 2.11) | 51 (11.0) | (0.81; 1.90) | (0.69; 1.74) |
| 2 | 1.20 | 1.33 | 1.23 | 1.01 | |||
| (n = 162; 12.8%) | 52 (32.1) | (0.82; 1.75) | 21 (13.0) | (0.74; 2.38) | 19 (11.7) | (0.68; 2.23) | (0.53; 1.92) |
| 3 | 1.55 | 1.84 | 0.91 | 1.02 | |||
| (n = 66; 5.2%) | 25 (37.9) | (0.91; 2.63) | 12 (18.2) | (0.87; 3.89) | 6 (9.1) | (0.36; 2.34) | (0.37; 2.84) |
*Adjusted for gender, age, maternal education and parental asthma; ** Reference groups for polytomous logistic regression analysis. OR – odds ratio. 95% CI – 95% confidence interval.