Gender
Item
male and females
boolean
C0079399 (UMLS CUI [1])
Age
Item
18 and 50 years of age
boolean
C0001779 (UMLS CUI [1])
Schizophrenia
Item
diagnosis of schizophrenia
boolean
C0036341 (UMLS CUI [1])
Cannabis use chronic
Item
chronic cannabis users who have used for at least 1 year
boolean
C3160814 (UMLS CUI [1,1])
C0205191 (UMLS CUI [1,2])
Cannabis use Frequency
Item
using cannabis at least once weekly
boolean
C3160814 (UMLS CUI [1,1])
C0439603 (UMLS CUI [1,2])
Antipsychotic Agents
Item
currently being treated with antipsychotic medication
boolean
C0040615 (UMLS CUI [1])
Antipsychotic Agents Dose Same Duration
Item
must be on a the same dose of antipsychotic medication for at least 3 months.
boolean
C0040615 (UMLS CUI [1,1])
C0178602 (UMLS CUI [1,2])
C0445247 (UMLS CUI [1,3])
C0449238 (UMLS CUI [1,4])
Childbearing Potential Contraceptive methods
Item
females of childbearing potential must use an adequate form of birth control while participating.
boolean
C3831118 (UMLS CUI [1,1])
C0700589 (UMLS CUI [1,2])
Blood Pressure
Item
participants will be required to have blood pressures greater than 90/60 and less than 140/90.
boolean
C0005823 (UMLS CUI [1])
Illicit drug use | Cannabis Excluded
Item
use of illicit drugs other than cannabis
boolean
C0281875 (UMLS CUI [1])
C0024808 (UMLS CUI [2,1])
C2828389 (UMLS CUI [2,2])
Psychiatric hospitalization
Item
any psychiatric hospitalizations within 3 months
boolean
C0748061 (UMLS CUI [1])
Pregnancy
Item
pregnancy in females
boolean
C0032961 (UMLS CUI [1])
Clozapine
Item
taking clozapine
boolean
C0009079 (UMLS CUI [1])