Vitamin D supplement Absent | Vitamin D Absent | Exception Multivitamin preparation
Item
no administration of any form of vitamin d supplement or therapy in the last 60 days except for that in a multi vitamin
boolean
C0420176 (UMLS CUI [1,1])
C0332197 (UMLS CUI [1,2])
C0042866 (UMLS CUI [2,1])
C0332197 (UMLS CUI [2,2])
C1705847 (UMLS CUI [3,1])
C0301532 (UMLS CUI [3,2])
Hemoglobin measurement
Item
hgb >10 mg/dl
boolean
C0518015 (UMLS CUI [1])
Informed Consent
Item
able to sign informed consent
boolean
C0021430 (UMLS CUI [1])
Chronic Kidney Disease Stage | Glomerular Filtration Rate
Item
ckd stage 3 (gfr 30-59ml/min) or stage 4 (gfr 15-29ml/min)
boolean
C1561643 (UMLS CUI [1,1])
C2074731 (UMLS CUI [1,2])
C0017654 (UMLS CUI [2])
Intact Parathyroid Hormone Measurement Chronic kidney disease stage
Item
ipth <70pg/ml for stage 3 or ipth <110pg/ml for stage 4
boolean
C2697755 (UMLS CUI [1,1])
C2074731 (UMLS CUI [1,2])
Calcidiol Level
Item
calcidiol levels < or +20ng/ml
boolean
C0006657 (UMLS CUI [1,1])
C0441889 (UMLS CUI [1,2])
Corrected serum calcium measurement
Item
initial corrected calcium >9.7mg/dl
boolean
C0455288 (UMLS CUI [1])
serum phosphorus measurement
Item
initial serum phosphorus >5.0mg/dl
boolean
C2229833 (UMLS CUI [1])
Blood pressure determination Standardization
Item
initial standardized blood pressure of >160/100
boolean
C0005824 (UMLS CUI [1,1])
C0038136 (UMLS CUI [1,2])
Liver diseases | Liver Cirrhosis
Item
history of significant liver disease or cirrhosis
boolean
C0023895 (UMLS CUI [1])
C0023890 (UMLS CUI [2])
Dialysis Requirement Anticipated
Item
anticipated requirement for dialysis in 6 months
boolean
C0011946 (UMLS CUI [1,1])
C1514873 (UMLS CUI [1,2])
C3840775 (UMLS CUI [1,3])
Malabsorption | Diarrhea, severe, chronic | Ileostomy
Item
malabsorption, severe chronic diarrhea, or ileostomy
boolean
C3714745 (UMLS CUI [1])
C1847423 (UMLS CUI [2])
C0020883 (UMLS CUI [3])
Calcimimetic Agents | Vitamin D supplement therapy
Item
no calcimimetic or active vitamin d therapy 60 days prior to enrollment
boolean
C1443768 (UMLS CUI [1])
C0420176 (UMLS CUI [2])