Is depression severity the sole cause of psychotic symptoms during an episode of unipolar major depression? A study both between and within subjects - Forty, Liz; Jones, Lisa; Jones, Ian; Cooper, Carly; Russell, Elen; Farmer, Anne; McGuffin, Peter; Craddock, Nick (Journal of affective disorders, 2009)
Keywords: Adolescent; Adult; Adult and adolescent clinical studies; Affective Disorders, Psychotic - diagnosis; Affective Disorders, Psychotic - epidemiology; Affective Disorders, Psychotic - etiology; Affective Disorders, Psychotic - psychology; Biological and medical sciences; Child; Depression; Depression - epidemiology; Depression - psychology; Depressive Disorder, Major - complications; Depressive Disorder, Major - diagnosis; Depressive Disorder, Major - epidemiology; Depressive Disorder, Major - psychology; Diagnostic and Statistical Manual of Mental Disorders; Female; Humans; International Classification of Diseases; Interview, Psychological; Major recurrent depression; Male; Medical sciences; Middle Aged; Mood disorders; Psychiatric Status Rating Scales; Psychiatric/Mental Health; Psychology. Psychoanalysis. Psychiatry; Psychopathology. Psychiatry; Psychoses; Psychosis; Psychotic symptoms; Retrospective Studies; Severity; Severity of Illness Index; Suicide, Attempted - psychology; Susceptibility; Time Factors; Unipolar; United Kingdom; Young Adult; Psychosis; Major recurrent depression; Unipolar; Severity; Mood disorder; Human; Symptomatology; Relapse; Depression