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Table 1 Patient information and clinical data collected in IRIS

From: IRIS: Infection with RespIratory Syncytial Virus in infants—a prospective observational cohort study

Type of data

Collected variables

General information

Patient and cent identifier, date of inclusion, demographic data (e.g. date of birth, sex, region of origin, parental ethnicity), weight, height

Case history

Date of admission, preexisting and concomitant diseases, medication prior to hospitalisation, or surgical interventions

Clinical data

Vital signs, oxygen saturation breathing ambient air, respiratory signs and symptoms, initiated treatment, complications, duration of hypoxemia, respiratory support, days of hospitalisation


RSV POCT/PCR results. Optional: diff blood count, CRP, creatinin, Na, Urea, blood gas, viral pathogen screening of airway swab


Optional: chest radiograph or ultrasound

Other data

Atopy, vitamin D supplementation, family history of airway diseases, parental diseases