Differences in asthma, allergic symptoms and atopy between Lima and Tumbes; Peru 2009–2010
| Lima (n=725) | Tumbes (n=716) | p Value | |
| Asthma | |||
| Lifetime wheezing | 157 (21.7%) | 68 (9.5%) | <0.001 |
| Lifetime exercise-induced wheezing | 58 (8%) | 16 (2.2%) | <0.001 |
| Lifetime night-time, non-productive cough | 62 (8.6%) | 30 (4.2%) | <0.001 |
| Lifetime physician diagnosis of asthma | 94 (13%) | 16 (2.2%) | <0.001 |
| Age at onset of symptoms, years | 7.1 (4.6) | 8.4 (4.1) | 0.05 |
| Current asthma | 84 (11.6%) | 22 (3.1%) | <0.001 |
| Wheezing in the past 12 months | 73 (10.1%) | 20 (2.8%) | <0.001 |
| Use of medications for asthma control in the past 12 months | 37 (5.1%) | 11 (1.5%) | <0.001 |
| Rhinitis | |||
| Lifetime rhinitis symptoms | 189 (26.1%) | 98 (13.7%) | <0.001 |
| Rhinitis symptoms in the past 12 months | 166 (22.9%) | 86 (12.0%) | <0.001 |
| Physician diagnosis of rhinitis | 25 (3.4%) | 9 (1.3%) | 0.01 |
| Parental rhinitis | 150 (20.7%) | 28 (3.9%) | <0.001 |
| Eczema | |||
| Lifetime eczema symptoms | 113 (15.6%) | 7 (1.0%) | <0.001 |
| Eczema symptoms in the past 12 months | 90 (12.4%) | 3 (0.4%) | <0.001 |
| Physician diagnosis of eczema | 44 (6.1%) | 10 (1.4%) | <0.001 |
| Parental eczema | 112 (15.4%) | 19 (2.7%) | <0.001 |