Age
Item
40 years or older
boolean
C0001779 (UMLS CUI [1])
Residence Singapore
Item
singapore citizen and permanent resident
boolean
C0237096 (UMLS CUI [1,1])
C0037173 (UMLS CUI [1,2])
Visits Quantity Recruitment Clinic
Item
individuals visiting the recruiting polyclinic at least twice during the last 1 year
boolean
C0545082 (UMLS CUI [1,1])
C1265611 (UMLS CUI [1,2])
C2949735 (UMLS CUI [1,3])
C0442592 (UMLS CUI [1,4])
Hypertensive disease | Blood Pressure Uncontrolled | Systolic Pressure | Diastolic blood pressure
Item
individuals with with previously diagnosed hypertension and uncontrolled blood pressure (systolic bp 140 mmhg and above and diastolic bp 90 mmhg)
boolean
C0020538 (UMLS CUI [1])
C0005823 (UMLS CUI [2,1])
C0205318 (UMLS CUI [2,2])
C0871470 (UMLS CUI [3])
C0428883 (UMLS CUI [4])
Systemic disease | Fever
Item
individuals with active systemic illness including fever
boolean
C0442893 (UMLS CUI [1])
C0015967 (UMLS CUI [2])
Hospitalization
Item
individuals with recent hospitalization (i.e. during last 4 months),
boolean
C0019993 (UMLS CUI [1])
Heart failure Unstable | Cardiac ejection fraction | Resting Dyspnea
Item
individuals with clinically unstable heart failure (i.e. ejection fraction <20% or complaint of shortness of breath at rest)
boolean
C0018801 (UMLS CUI [1,1])
C0443343 (UMLS CUI [1,2])
C0232174 (UMLS CUI [2])
C0743330 (UMLS CUI [3])
Kidney Disease Advanced | Chronic Kidney Disease | Estimated Glomerular Filtration Rate Creatinine-based formula (CKD-EPI) | Nephrotic range proteinuria
Item
individuals with advanced kidney disease (i.e. estimated chronic kidney disease (ckd)-epi glomerular filtration rate <40 ml/min/1.73m2 or nephrotic range proteinuria (i.e. 3g/d or more))
boolean
C0022658 (UMLS CUI [1,1])
C0205179 (UMLS CUI [1,2])
C1561643 (UMLS CUI [2])
C3811844 (UMLS CUI [3,1])
C2964649 (UMLS CUI [3,2])
C0445118 (UMLS CUI [4])
Liver disease Advanced Child-Pugh Classification
Item
individuals with known advanced liver disease (i.e. child-pugh stage c)
boolean
C0023895 (UMLS CUI [1,1])
C0205179 (UMLS CUI [1,2])
C4050412 (UMLS CUI [1,3])
Pregnancy
Item
individuals with pregnancy
boolean
C0032961 (UMLS CUI [1])
Debilitation Disease Major
Item
individuals with any other major debilitating disease or
boolean
C0742985 (UMLS CUI [1,1])
C0012634 (UMLS CUI [1,2])
C0205164 (UMLS CUI [1,3])
Mental disorders Exclude Informed Consent
Item
individuals with mental illness that precludes validity of informed consent
boolean
C0004936 (UMLS CUI [1,1])
C0332196 (UMLS CUI [1,2])
C0021430 (UMLS CUI [1,3])