Population attributable risk fractions* for four or five Healthy Lifestyle Index factors, International Study of Asthma and Allergies in Childhood phase III
| Current wheeze | Asthma ever | Current symptoms of rhinoconjunctivitis | Current symptoms of eczema | |
| All regions | 20.2 (12.8 to 27.6) | 16.4 (10.2 to 22.6) | 6.0 (–2.8 to 14.8) | 4.8 (0.2 to 9.3) |
| Regions of the world | ||||
| Western Europe | 25.5 (18.5 to 32.6) | 16.4 (7.4 to 25.3) | 10.8 (2.3 to 19.3) | 3.1 (–2.6 to 8.9) |
| Northern and Eastern Europe | 10.5 (–7.5 to 28.6) | 26.3 (6.8 to 45.7) | −20.2 (–33.5 to –6.9) | −7.0 (–20.1 to 6.1) |
| Eastern Mediterranean | 8.3 (–25.9 to 42.6) | 2.7 (–29.5 to 34.9) | −7.8 (–49.8 to 34.2) | −0.9 (–54.9 to 53.1) |
| Latin America | 25.8 (4.0 to 47.5) | 17.6 (0.3 to 35.0) | 17.7 (–1.1 to 36.5) | 11.8 (–0.2 to 23.8) |
| Asia Pacific | 16.6 (–1.1 to 34.4) | 19.8 (–8.9 to 48.5) | 11.6 (–2.7 to 25.9) | 15.5 (–4.5 to 35.4) |
| Oceania | 6.58 (–0.08 to 13.2) | 10.2 (4.8 to 15.6) | −15.9 (–53.6 to 21.8) | 2.8 (–4.5 to 10.1) |
*Data represents the proportion (95% CIs) of the cases attributable to not being in the lowest risk exposure group (ie, four or five healthy lifestyle factors). Negative values indicate no benefit from Healthy Lifestyle Index.