Table 4 Asthma prevalence determinants : Effects of age, sex, municipality population density, and geographical location (latitude and longitude) on asthma prevalence in Sweden in multivariate logistic regression analysis.
Odds ratio | 95%CI | Wald's chi-square | p | |
|---|---|---|---|---|
Municipality population density*) | 1.02 | 1.02-1.02 | 1720.6 | < 0.0001 |
Age, years | 1.39 | 1.33–1.44 | 271.3 | < 0.0001 |
Age squared | 0.94 | 0.94–0.95 | 456.7 | < 0.0001 |
Male sex | 1.19 | 1.16–1.23 | 159.7 | < 0.0001 |
Latitude, degree North | 1.07 | 1.06–1.09 | 147.3 | < 0.0001 |
Longitude, degree East | 0.97 | 0.96–0.98 | 30.7 | < 0.0001 |