Date of initial diagnosis
Item
Date of initial diagnosis
date
C2316983 (UMLS CUI [1,1])
C0205265 (UMLS CUI [1,2])
Duration in years
Item
Duration in years
float
C0872146 (UMLS CUI [1,1])
C0439234 (UMLS CUI [1,2])
Duration in months
Item
Duration in months
float
C0872146 (UMLS CUI [1,1])
C0439231 (UMLS CUI [1,2])
Item
Duration of Asthma/COPD/Rhinitis
integer
C0449238 (UMLS CUI [1,1])
C0004096 (UMLS CUI [1,2])
C0024117 (UMLS CUI [1,3])
C0035455 (UMLS CUI [1,4])
Code List
Duration of Asthma/COPD/Rhinitis
CL Item
≥ 6 months to <1 year (2)
CL Item
≥ 6 months to 5 years (3)
CL Item
≥1 year to <2 years (5)
CL Item
≥1 year to <3 years (6)
CL Item
≥1 year to <5 years (8)
CL Item
≥2 years to <5 years (10)
CL Item
≥5 years to <10 years (12)
CL Item
≥10 years to <15 years (14)
CL Item
≥15 years to <20 years (16)
CL Item
≥20 years to <25 years (17)