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. Author manuscript; available in PMC: 2021 Apr 1.
Published in final edited form as: Schizophr Res. 2020 Jan 14;218:247–254. doi: 10.1016/j.schres.2019.12.036

Table 1.

Demographic and Clinical Characteristics (n=143)

Continuous Variables Median Interquartile Range
Age 22 (20–24)
Age at Onset of Psychosis 21 (19–23)
Duration of Untreated Psychosis (in weeks) 20 (4.75–108)
NDS Total 34 (29–42)
Years of School Completed 12 (11–13)
Residential Instability (number of moves from ages 12 to 18) 1.5 (1–2)
Age at First Cannabis Use 15 (13–17)
Hollingshead Redlich Index Score (Mother) 4 (2–6)
Hollingshead Redlich Index Score (Father) 4 (0–6)
Categorial Variables n %
Schizophrenia-Spectrum
 Psychotic Disorder NOS 25 17.5
 Schizophreniform Disorder 21 14.7
 Schizophrenia 78 54.6
 Schizoaffective Disorder 14 9.8
 Bipolar Disorder with Psychotic Features 3 2.1
 Brief Psychotic Disorder 2 1.4
Ethnicity/Race
 Hispanic or Latino 6 4.2
 African American 123 86.0
 Caucasian 9 6.3
 Other 11 7.7
Gender, Male 103 72.0
Marital Status, Single and Never Married 130 90.9
Unemployed in the Month Prior to Hospitalization 96 67.1
Family History of Schizophrenia 22 15.4
History of Incarceration 76 53.1
Living Below the Federal Poverty Level 43 30.1
Mode of Onset of Psychosis
 Acute 41 28.7
 Subacute 16 11.2
 Chronic 37 25.9
History of Cannabis Use 123 86.0