Table 3.
Evaluation of risk factors for current and accumulated prevalence of asthma in the 13-14-year age group, ISAAC vs. GAN.
| Risk factor | ISAAC |
GAN |
|||
|---|---|---|---|---|---|
| OR (95% CI) | p | OR (95% CI) | p | ||
| Wheezing in the past 12 months | Hay fever symptoms in the last 12 months | 2.39 (1.90–3.02) | 0.000 | 2.03 (1.33–3.08) | 0.001 |
| Diagnosis of hay fever confirmed by a doctor | NI | NI | 2.46 (1.62–3.75) | 0.000 | |
| Presence of itchy rash in the past 12 months | 1.89 (1.34–2.65) | 0.000 | NS | NS | |
| Diagnosis of eczema ever | NS | NS | 2.32 (1.63–3.31) | 0.000 | |
| Use of paracetamol for fever in the last 12 months | 1.22 (1.04–1.43) | 0.015 | 1.12 (1.01–1.25) | 0.022 | |
| Background of smoking tobacco on a daily basis or less than daily | NI | NI | 1.98 (1.43–2.75) | 0.000 | |
| The frequency of trucks passing by their street | 1.19 (1.07–1.32) | 0.001 | NS | NS | |
| Mother with college, university, or another form of tertiary education concluded | 0.63 (0.46–0.88) | 0.007 | NI | NI | |
| Hours a day watching television per week | 1.20 (1.02–1.41) | 0.006 | NS | NS | |
| Weekly consumption of meat | 1.34 (1.13–1.58) | 0.001 | NS | NS | |
| Weekly consumption of seafood | 0.73 (0.61–1.50) | 0.001 | NS | NS | |
| Weekly consumption of fruit | 1.26 (1.05–1.50) | 0.009 | NS | NS | |
| Weekly consumption of pulses | 0.86 (0.73–1.00) | 0.061 | NS | NS | |
| Weekly consumption of pasta | 1.18 (1.01–1.39) | 0.034 | 1.25 (1.02–1.53) | 0.026 | |
| Weekly consumption of rice | 1.42 (1.20–1.69) | 0.000 | NS | NS | |
| Weekly consumption of eggs | 1.20 (1.02–1.41) | 0.026 | NS | NS | |
| Sex | 1.28 (1.02–1.60) | 0.033 | 1.39 (1.05–1.84) | 0.019 | |
| Wheezing at any time in the past | Hay fever symptoms in the last 12 months. | 2.61 (2.04–3.33) | 0.000 | NS | NS |
| Diagnosis of hay fever ever | 2.23 (1.55–3.20) | 0.000 | 2.54 (1.34–4.81) | 0.004 | |
| Diagnosis of hay fever confirmed by a doctor | NI | NI | 2.49 (1.28–4.86) | 0.007 | |
| Diagnosis of eczema ever | NS | NS | 1.64 (1.02–2.62) | 0.038 | |
| Use of paracetamol for fever in the last 12 months | 1.23 (1.04–1.47) | 0.015 | NS | NS | |
| Mother with history of smoking cigarettes | 1.34 (1.03–1.75) | 0.026 | NI | NI | |
| Cat at home in the past 12 months | NS | NS | 1.39 (1.00–1.91) | 0.045 | |
| Hours a day watching television per week | NS | NS | 1.15 (1.00–1.32) | 0.046 | |
| Weekly consumption of seafood | 1.41 (1.23–1.63) | 0.000 | NS | NS | |
| Weekly consumption of fast food/burgers | NS | NS | 1.34 (1.08–1.65) | 0.006 | |
NI: No information, NS: Not significant