Determinants of Asthma Following RSV Bronchiolitis in Early Life

Age_at_enrollment_days - Age of participant when enrolled in the study (phv00259763.v1.p1)
Gender - Gender of participant (phv00259761.v1.p1)
SEX - Subject's gender (phv00259753.v1.p1)

Active_Asthma - Physician-diagnosed asthma at any time with parent-reported wheezing during the last year of follow-up between the child's 3rd and 7th birthdays (phv00259765.v1.p1)
ASTHMA - Physician-diagnosed asthma at any time before the child's 7th birthday (phv00259764.v1.p1)
Persistent_wheezing - Having at least one wheezing episode in the first three years of life and at least one wheezing episode between the child's 3rd and 7th birthday (phv00259766.v1.p1)

PC20_at_age_6_mg_dl - Provocation concentration of inhaled methacholine that caused a 20% drop in baseline forced expiratory volume in one second at age 6 (phv00259767.v1.p1)

ANALYTE_TYPE - Analyte Type (phv00259770.v1.p1)
BODY_SITE - Body site where sample was collected (phv00259769.v1.p1)
CONSENT - Consent group as determined by DAC (phv00259746.v1.p1)
FAMID - Family ID (phv00259749.v1.p1)
FATHER - Father's ID (phv00259752.v1.p1)
HISTOLOGICAL_TYPE - Tissue type of sample (phv00259771.v1.p1)
IS_TUMOR - Tumor status (phv00259772.v1.p1)
MOTHER - Mother's ID (phv00259751.v1.p1)
SAMPLE_ID - Sample ID (phv00259756.v1.p1)
SAMPLE_ID - De-identified sample ID (phv00259768.v1.p1)
SAMPLE_SOURCE - Source study where samples originate (phv00259757.v1.p1)
SAMPLE_USE - Sample Use (phv00259759.v1.p1)
SOURCE_SAMPLE_ID - Sample ID used in the source study (phv00259758.v1.p1)
SOURCE_SUBJECT_ID - Subject ID used in the source study (phv00259748.v1.p1)
SUBJECT_ID - De-identified Subject ID (phv00259760.v1.p1)
SUBJECT_ID - Subject ID (phv00259750.v1.p1)
SUBJECT_ID - Subject ID (phv00259755.v1.p1)
SUBJECT_ID - Subject ID (phv00259745.v1.p1)
SUBJECT_SOURCE - Name of source study (phv00259747.v1.p1)
TWIN_ID - Identifies subject IDs that belong to genetically identified monozygotic twins (phv00259754.v1.p1)