How much of schizophrenia risk is due to genetic factors?

Updated: Mar 16, 2018
  • Author: Frances R Frankenburg, MD; Chief Editor: Glen L Xiong, MD  more...
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As can be seen, working out the details of these genetic factors is difficult. Interactions with the rest of the genome and with the environment will doubtless prove to be important. Nonetheless, a meta-analysis of twin studies estimated that genetic factors account for about four fifths of liability to schizophrenia. [46]

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