Concordance rate

• Heritability- how much difference there is in a trait to be passed down
• Concordance rate: the probability of twins having the same trait
• Depression- Mz(46%) Dz(20%)
• Anorexia- Mz(44%) Dz(12.5)
• OCD- Mz( 70-80%) Dz( 22-47%)
• Schizophrenia- Mz( 33%) Dz( 7%)
• Specific animal phobia- Mz(25.9%) Dz(11%)