Estimated Glomerular Filtration Rate
Item
1. patients with estimated glomerular filtration rate (egfr) 20-45 ml/min/1.73m2
boolean
C3811844 (UMLS CUI [1])
Age
Item
2. age 18-85 years
boolean
C0001779 (UMLS CUI [1])
Serum Phosphate Measurement
Item
3. serum phosphate ≥ 2.8 mg/dl
boolean
C1883013 (UMLS CUI [1])
Platelet Count measurement
Item
4. platelet count ≥ 125,000/mm3
boolean
C0032181 (UMLS CUI [1])
Informed Consent
Item
5. able to provide consent
boolean
C0021430 (UMLS CUI [1])
Ability travel Clinical Research Patient Visit
Item
6. able to travel to study visits
boolean
C0085732 (UMLS CUI [1,1])
C0040802 (UMLS CUI [1,2])
C0008972 (UMLS CUI [1,3])
C1512346 (UMLS CUI [1,4])
Able to eat Two Meal per day
Item
7. able to eat at least two meals a day
boolean
C0566305 (UMLS CUI [1,1])
C0205448 (UMLS CUI [1,2])
C1998602 (UMLS CUI [1,3])
C0439505 (UMLS CUI [1,4])
Study Protocol Compliance behavior
Item
8. in the opinion of the site investigator, willing and able to follow the study treatment regimen and comply with the site investigator's recommendations.
boolean
C2348563 (UMLS CUI [1,1])
C1321605 (UMLS CUI [1,2])
Allergic Reaction Niacinamide | Allergic Reaction Niacin | Allergic Reaction Multivitamin preparation | Allergic Reaction lanthanum carbonate
Item
1. history of allergic reaction to nicotinamide, niacin (excluding flushing), multivitamin preparations, or lanthanum carbonate
boolean
C1527304 (UMLS CUI [1,1])
C0028027 (UMLS CUI [1,2])
C1527304 (UMLS CUI [2,1])
C0027996 (UMLS CUI [2,2])
C1527304 (UMLS CUI [3,1])
C0301532 (UMLS CUI [3,2])
C1527304 (UMLS CUI [4,1])
C0768119 (UMLS CUI [4,2])
Liver Cirrhosis | Alcohol consumption | Aspartate aminotransferase measurement | Alanine aminotransferase measurement | Alkaline Phosphatase | Bilirubin, total measurement
Item
2. liver disease, defined as known cirrhosis by imaging or physician diagnosis, documented alcohol use > 14 drinks/week, or aspartate aminotransferase (ast), alanine aminotransferase (alt), alkaline phosphatase, or total bilirubin concentrations > 2 times the upper limit of the local laboratory reference range
boolean
C0023890 (UMLS CUI [1])
C0001948 (UMLS CUI [2])
C0201899 (UMLS CUI [3])
C0201836 (UMLS CUI [4])
C0002059 (UMLS CUI [5])
C0201913 (UMLS CUI [6])
Creatine Kinase
Item
3. creatine kinase (ck) concentrations > 2 times the upper limit of the local laboratory reference range
boolean
C0010287 (UMLS CUI [1])
Hemorrhage Hospitalization
Item
4. major hemorrhagic event within the past six months requiring in-patient admission
boolean
C0019080 (UMLS CUI [1,1])
C0019993 (UMLS CUI [1,2])
Blood Transfusion | Platelet Transfusion
Item
5. blood or platelet transfusion within the past six months
boolean
C0005841 (UMLS CUI [1])
C0086818 (UMLS CUI [2])
Hyperparathyroidism, Secondary | Intake cinacalcet Sensipar
Item
6. secondary hyperparathyroidism (pth > 5 times the upper limit of normal range for the laboratory) or currently taking cinacalcet (sensipar)
boolean
C0020503 (UMLS CUI [1])
C1512806 (UMLS CUI [2,1])
C1337242 (UMLS CUI [2,2])
C1435704 (UMLS CUI [2,3])
Malabsorption Syndrome Clinical Significance
Item
7. current, clinically significant malabsorption, as determined at the discretion of the site investigator
boolean
C0024523 (UMLS CUI [1,1])
C2826293 (UMLS CUI [1,2])
Anemia
Item
8. anemia (screening hg < 9.0 g/dl)
boolean
C0002871 (UMLS CUI [1])
Serum Albumin
Item
9. serum albumin < 2.5 mg/dl
boolean
C0036773 (UMLS CUI [1])
Initiation Dialysis procedure | Initiation Kidney Transplantation
Item
10. anticipated initiation of dialysis or kidney transplantation within 12 months as assessed by and at the discretion of the site investigator.
boolean
C1704686 (UMLS CUI [1,1])
C0011946 (UMLS CUI [1,2])
C1704686 (UMLS CUI [2,1])
C0022671 (UMLS CUI [2,2])
Immunosuppressive Agents | Adrenal Cortex Hormones Stable status | Prednisone | inhaled steroids
Item
11. use of immunosuppressive medications (stable oral steroids ≤ 10 mg of prednisone/day or inhaled steroids are exempted)
boolean
C0021081 (UMLS CUI [1])
C0001617 (UMLS CUI [2,1])
C0205360 (UMLS CUI [2,2])
C0032952 (UMLS CUI [3])
C2065041 (UMLS CUI [4])
Substance Use Disorders
Item
12. in the opinion of the site investigator, active abuse of alcohol or drugs
boolean
C0038586 (UMLS CUI [1])
Therapeutic procedure Calcitriol | Vitamin D Analog | paricalcitol | Hectorol
Item
13. recent (within the last 14 days) initiation or change in dose of treatment with 1,25 (oh)2 vitamin d or active vitamin d analogues (paricalcitol or hectorol). patients on stable doses of these agents initiated more than 14 days prior to screening are eligible to participate.
boolean
C0087111 (UMLS CUI [1,1])
C0006674 (UMLS CUI [1,2])
C2917444 (UMLS CUI [2])
C0249582 (UMLS CUI [3])
C0876052 (UMLS CUI [4])
Therapeutic procedure Phosphate Binder | Therapeutic procedure Niacin | Therapeutic procedure Niacinamide
Item
14. current or recent treatment (within the last 14 days) with phosphate binder or niacin/nicotinamide > 100 mg/day
boolean
C0087111 (UMLS CUI [1,1])
C2267031 (UMLS CUI [1,2])
C0087111 (UMLS CUI [2,1])
C0027996 (UMLS CUI [2,2])
C0087111 (UMLS CUI [3,1])
C0028027 (UMLS CUI [3,2])
Study Subject Participation Status
Item
15. current participation in another clinical trial or other interventional research
boolean
C2348568 (UMLS CUI [1])
Intake Investigational New Drugs
Item
16. currently taking investigational drugs
boolean
C1512806 (UMLS CUI [1,1])
C0013230 (UMLS CUI [1,2])
Prisoners | Nursing home resident
Item
17. institutionalized individuals, including prisoners and nursing home residents
boolean
C0033167 (UMLS CUI [1])
C0682287 (UMLS CUI [2])
Malignant Neoplasms Requirement Therapeutic procedure | Basal cell carcinoma | Squamous cell carcinoma of skin | Prostate carcinoma Localized
Item
18. malignancy requiring therapy within 2 years (basal or squamous cell skin carcinoma and localized prostate cancer are exempted)
boolean
C0006826 (UMLS CUI [1,1])
C1514873 (UMLS CUI [1,2])
C0087111 (UMLS CUI [1,3])
C0007117 (UMLS CUI [2])
C0553723 (UMLS CUI [3])
C0600139 (UMLS CUI [4,1])
C0392752 (UMLS CUI [4,2])