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Table 2 Clinical variables of patients with schizophrenia (n  = 100)

From: Disability assessment as an outcome measure: a comparative study of Nigerian outpatients with schizophrenia and healthy control

Variables Mean Standard deviation
Age at onset of illness (years) 27.76 7.97
Duration of illness (years) 11.76 7.56
Number of active symptoms (relapse) 3.20 1.518
Number of hospitalization 1.05 1.226
Antipsychotic drug use (CPZE in mg) 374.03 366.56
PANSS total 40.62 7.12
PANSS positive 11.81 3.59
PANSS negative 8.74 2.44
PANSS general psychopathology 20.07 3.57
Zung’s SDS 43.50 12.21
  1. CPZE chlorpromazine equivalent, PANSS Positive and Negative Syndrome Scale, Zung’s SDS Zung’s Self-Rating Depression Scale