phs004052 — Stress and Treatment Response in Puerto Rican and African American    Children with Asthma (STAR)

<p>The Stress and Treatment Response in Puerto Rican and African American Children with Asthma Study (STAR) was a 6-week study of response to inhaled corticosteroids (ICS) in youth aged 8-20 years recruited at the University of Puerto Rico Medical Center and UPMC Children's Hospital of Pittsburgh from June 5, 2018 to May 16, 2022. At a baseline visit, participants completed questionnaires and underwent collection of nasal specimens. After nasal sampling, participants were treated with daily medium-dose inhaled Mometasone for 6 weeks, with adherence measured using a dose-counter. Spirometry and fractional exhaled nitric oxide (FeNO) measurements were conducted at baseline and after 6 weeks of ICS. </p><p>STAR was approved by the institutional review boards (IRBs) of the University of Puerto Rico and the University of Pittsburgh. Written parental consent and assent were obtained from participants &#x3C; 18 years old, and written consent was obtained from participants ≥ 18 years old. </p>