Table 2. Association of African ancestry and asthma using logistic regression models.a .
Sample | Odds ratio | 95% CI | p-value |
Case-control | 4.55 | 1.69–12.29 | 0.003 |
REACH | 10.10 | 2.12–48.21 | 0.004 |
BASS | 2.62 | 0.77–8.93 | 0.125 |
Multiple logistic regression models included age, gender and the study site. The African ancestry was introduced as a proportion in the range 0–1.