age
Item
must be at least 19 years of age
boolean
C0001779 (UMLS CUI [1])
gender
Item
subjects can be male or female
boolean
C0079399 (UMLS CUI [1])
blood pressure
Item
subjects must have an average resting blood pressure of >140 systolic pressure an/ or >90 diastolic pressure off anti-hypertensive medication
boolean
C0005823 (UMLS CUI [1])
blood pressure lowering drugs
Item
must not be on more than 2 blood pressure lowering drugs
boolean
C0003364 (UMLS CUI [1])
lack of knowledge of secondary hypertension
Item
must not have known or suspected of having secondary hypertension on initial examination
boolean
C2364370 (UMLS CUI [1,1])
C0155616 (UMLS CUI [1,2])
pregnant or anticipating pregnancy
Item
must not be pregnant or anticipating pregnancy during study period
boolean
C0425965 (UMLS CUI [1])
hypersensitivity to diuretics
Item
must not have history of allergy, hypersensitivity or intolerance to diuretics
boolean
C0020517 (UMLS CUI [1,1])
C0012798 (UMLS CUI [1,2])
medical condition risking uncontrolled hypertension
Item
must not have medical condition that may result in an unacceptable risk of complications due to uncontrolled hypertension during time period of study
boolean
C0009488 (UMLS CUI [1])
blood pressure
Item
must not have average resting bp readings that exceed 190 systolic, or 115 diastolic, or have two consecutive readings of 180 systolic or 110 diastolic
boolean
C0005823 (UMLS CUI [1])