Fig. 1: Concentric diagnostic schema of the ISHDSF sample. | Schizophrenia

Fig. 1: Concentric diagnostic schema of the ISHDSF sample.

From: Examining the source of increased bipolar disorder and major depressive disorder common risk variation burden in multiplex schizophrenia families

Fig. 1

The concentric diagnostic schema of the ISHDSF sample based on previous genetic epidemiology contains four case definitions reflecting the schizophrenia spectrum: (1) narrow case definition, (2) intermediate case definition, (3) broad case definition, and (4) very broad case definition. SAD = schizoaffective disorder.

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