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Jessica Leigh
Psychology
Schizophrenia
Grade B
AO1-8
AO2-8
AO3-2
Discuss the issues surrounding the reliability and validity of the
diagnostic systems for Schizophrenia.


The term reliability refers to the consistency of diagnosis when referred to in
psychological terms. The reliability of a diagnosis can be checked in two ways.
The…

Page 2

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Jessica Leigh
Psychology
Schizophrenia
Grade B
AO1-8
AO2-8
AO3-2
The validity is also a problem that occurs when diagnosis mental health patients
with disorders such as schizophrenia. The term validity refers to the accuracy of
the diagnosis. It can be checked in several ways. Firstly for a diagnosis to be…

Page 3

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Jessica Leigh
Psychology
Schizophrenia
Grade B
AO1-8
AO2-8
AO3-2
change depending on the country they are in. This is because of cultural
differences and sub type differences. Research has found that African Americans
are more likely to be diagnosed than white Americans because of their cultural
differences. The DSM helps…

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