diathesis-stress model

Cards (25)

  • What biological component is associated with schizophrenia?
    Genes or biochemistry
  • How many genetic variations are associated with increased risk of schizophrenia according to Ripke et al.?
    108 separate genetic variations
  • What systems are likely linked to genetic factors in schizophrenia?
    Faulty dopaminergic systems
  • What was the concordance rate for MZ twins in schizophrenia studies?
    40.4%
  • What was the concordance rate for DZ twins in schizophrenia studies?
    7.4%
  • What does a high concordance rate in twins suggest about schizophrenia?
    It supports a genetic component
  • What does the fact that over half of identical twins do not both have schizophrenia suggest?
    Environmental factors influence genetic vulnerability
  • What does the diathesis-stress model argue about stress?
    It is psychological in nature
  • What has recent research focused on regarding stress and schizophrenia?
    Cannabis use as a risk factor
  • By how much can cannabis use increase the risk of schizophrenia?
    Up to 7 times
  • What does the interactionist approach in treating schizophrenia emphasize?
    Combining biological and psychological therapies
  • What combination of treatments is most commonly used for schizophrenia?
    Antipsychotic medication with CBT
  • What do Turkington et al. (2006) argue about treating schizophrenia?
    Biological causes can still allow for psychological treatment
  • Why might the combination of drugs and family therapy be ineffective?
    If the patient has little contact with relatives
  • What is the typical treatment approach in Britain for schizophrenia?
    Antipsychotic drugs first, then CBT
  • How does the treatment approach in the USA differ from that in Britain?
    Typically offers medication without psychological treatments
  • What is a limitation of the original diathesis-stress model?
    It is too simplistic
  • What did Houston et al. (2008) find regarding childhood trauma and cannabis use?
    Increased risk of developing schizophrenia
  • What was the focus of Tienari's (2004) study?
    Impact of genetic vulnerabilities and dysfunctional parenting
  • How many children were identified in Tienari's study as a high-risk group?
    145 children
  • What was the outcome of Tienari's study regarding family stress and genetic risk?
    Family stress triggers schizophrenia in high-risk individuals
  • What did Tarrier et al. (2004) find about combining treatments?
    Lower symptoms with combined treatments
  • What are the economic implications of combining treatments for schizophrenia?
    More cost-effective in the long run
  • What is the treatment-causation fallacy?
    Treatment effectiveness does not imply causation
  • What does the treatment-causation fallacy imply for schizophrenia research?
    Validity issues with supporting research