“…Observational studies of AACT show improvement in • lung function (FEV1%predicted) 7,[167][168][169][170] • asthma control (ACQ) 10,138,142,143 • quality of life (AQLQ) 10,138,142,143 • sinonasal symptoms (SNOT) 10,143,150 • exercise tolerance (6MWD, ISWT) 10,138,143,168 • OCS requirements and SABA overuse 10,[141][142][143]147 • Clinical improvement after AACT is irrespective of asthma phenotype [9][10][11] • AACT results in sustained long-term (12 months) asthma control 142,143 • AACT compared to treatment at sea level shows a larger improvement in asthma control and OCS dependency Abbreviations: AACT: alpine altitude climate treatment, 6MWD: 6-min walking distance, ISWT: incremental shuttle walk test, m: meters above sea level, and OCS: oral corticosteroids including furniture, carpets, and available food. 62 There are several sampling techniques to assess residential exposure to HDM, collecting either airborne dust or settled dust.…”