Manually collected clinical data and questionnaire data for SPAC participants

This dataset contains clinical data collected at baseline and during follow-up visits for SPAC participants enrolled through Insel Gruppe AG, University of Bern Children's Hospital, University Children's Hospital Zurich - Eleonore Foundation and Luzerner Kantonspital . The data was manually extracted from the hospital electronic health record and entered into the study database. In addition to clinical information, the dataset includes selected baseline characteristics and variables related to self-reported emergency department visits and hospitalizations due to respiratory issues, which was reported in questionnaires answered by the participants.