Table II.
Characteristics of the Social Changes Asthma and Allergy in Latin America population according to asthma status and variables included in this study
| Nonasthmatic | Nonatopic asthmatic | Atopic asthmatic | P value | |
|---|---|---|---|---|
| No. | 1049 (77.59%) | 158 (11.69%) | 145 (10.72%) | |
| Age | <.0001 | |||
| ≤5 y | 330 (31.73%) | 81 (51.27%) | 61 (42.07%) | |
| 6-7 y | 378 (36.35%) | 51 (32.28%) | 48 (33.10%) | |
| ≥8 y | 332 (31.92%) | 26 (16.46%) | 36 (24.83%) | |
| Sex | ||||
| Female | 491 (46.81%) | 78 (49.37%) | 58 (40.00%) | .222 |
| Male | 558 (53.19%) | 80 (50.63%) | 87 (60.00%) | |
| Skin prick test response >3 mm | 296 (28.30%) | 13 (8.23%) | 97 (66.90%) | <.0001 |
| Specific IgE for ≥1 allergen (0.70 kU/L) | 365 (34.80%) | 0 (0.0%) | 145 (100.0%) | <.0001 |
| Total IgE (kU/L), mean ± SD | 0.82 ± 5.3 | 0.27 ± 0.53 | 1.62 ± 4.2 | <.0001 |
| A lumbricoides chronic infection | .623 | |||
| No infection | 584 (68.87%) | 75 (64.66%) | 79 (71.82%) | |
| One time point | 205 (24.17%) | 29 (25.00%) | 23 (20.91%) | |
| Two times point | 59 (6.96%) | 12 (10.34%) | 8 (7.27%) | |
| T trichiura chronic infection | .501 | |||
| No infection | 648 (76.78%) | 83 (72.81%) | 89 (79.46%) | |
| One time point | 143 (16.94%) | 19 (16.67%) | 17 (15.18%) | |
| Two times point | 53 (6.28%) | 12 (10.53%) | 6 (5.36%) | |
| Coinfection | 235 (22.84%) | 47 (30.13%) | 29 (20.57%) | .099 |
| IgG4 anti-ASC | 157 (15.01%) | 30 (18.99%) | 32 (22.22%) | .332 |
| ASC-specific IL10 | 42 (4.07%) | 6 (3.85%) | 6 (4.14%) | .812 |
| Mean ± SD (pg/mL) | 89.6 ± 140.9 | 95.8 ± 144.7 | 110.7 ± 141.4 | .788 |
Statistically significant values are shown in boldface. ASC, Ascaris lumbricoides.