Inclusion Criteria:  Children aged 1 to < 18 years, with asthma diagnosis, based on the assessment of a specialized physician after a follow-up of at least 6 months, Follow-up in one of the study center in Nord and Pas de Calais departments (Lille, Lens, Tourcoing, Valenciennes, Arras, Roubaix, Seclin, Armentières, Calais, Boulogne/mer, Dunkerque, GHICL-Saint Vincent) over an inclusion period of 12 months  Exclusion Criteria:  Children living ≤ 50% of the weekly time in their primary home (e.g., shared custody) Children whose living arrangement characteristics are difficult to analyze (e.g., child accompanied by grandparents or by the parent without primary custody) Children whose residence has recently changed, making it impossible to assess the impact of the living arrangement over the past year Children living outside of the Nord and Pas-de-Calais departments Children whose parents are unable to complete the questionnaire