Gottesman & Sheilds (1982) correlational study on concordance rates of schizophrenia in monozygotic twins. Result was 45%, and significantly lower for fraternal twins.
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What are the criticisms of this?
If genes were the main reason, there would have been 100% concordance. Also disregards social factors and puts people into a 'patient' role.
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What evidence supports drug therapy?
WHO (2001) found relapse rates increased to 55% when schizophrenia was treated with placebos. It was 28% with chloropromazine alone and 23% when combined with family intervention.
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What are the criticisms of this research?
Only 60-70% of depressed people responded to drug treatment in other studies (e.g. Kirsch et al.) and placebos worked just as well as the antidepressants.
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What are the criticisms of drug treatment alone?
Drugs cure the symptoms, not the mental illness. Also have side effects such as suicidal thoughts and can cause addiction.
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What evidence supports ECT?
Comer (2002) found 60-70% improve after ECT and it is effective in treating depression.
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What evidence criticises ECT?
Sackheim et all (2001) claims 84% relapse within 6 months and sham ECTs worked just as well.
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Other cards in this set
Card 2
Front
What are the criticisms of this?
Back
If genes were the main reason, there would have been 100% concordance. Also disregards social factors and puts people into a 'patient' role.
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