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Risk of Developing Schizophrenia If Blood Relative Is Ill
| Relationship to relative | Rate, % |
|---|---|
| Monozygotic (identical) twin | 48 |
| Child of parent | 14 |
| Sibling | 10 |
| Parent | 5 |
Source: Gottesman II, Shields J. Schizophrenia: The Epigenetic Puzzle. Cambridge University Press, Cambridge, UK; 1982.
