The likelihood of a monozygotic twin of a person with schizophrenia also having schizophrenia is about _____ percent.

Question

Quizplus · Accepted Answer

The likelihood of a monozygotic twin of someone with schizophrenia also having schizophrenia is about 50% (or 1 in 2), according to studies. This is much higher than the risk of dizygotic (fraternal) twins or non-twin siblings, which is around 10%. The risk for the general population is approximately 1%.

The Likelihood of a Monozygotic Twin of a Person with Schizophrenia