golstein 1988

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what year was the study conducted?
1988
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how many studies were there?
2
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what was the aim of study 1?
to see if the DSM is reliable
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what was the aim of study 2?
to see if males or females had more severe experiences with schizophrenia
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how many participants were there?
199
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where did it take place?
new york city
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what was the age range of participants?
18-45
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all participants were diagnosed with the early stages of schizophrenia, with which DSM?
DSM3
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did any of the participants have a history of substance misuse?
no
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how did golstein show test-retest reliability?
patients were re-diagnosed with DSM3
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what type of test was this?
single blind test as the psychiatrists didn't know the patients had previously been diagnosed
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how did she show inter-rater reliability?
by getting different people to re-diagnose the participants including herself
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how many male and female participants did she use in the inter-rater reliability part?
4 and 4
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how many participants were re-diagnosed with schizophrenia?
169
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why were less participants re-diagnosed with schizophrenia?
DSM 3 is more stringent
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what correlation did the inter-rater reliability show?
+0.80
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in study 2,what research methods were used?
interviews and questionnaires
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what info were the interviews used to get?
symptoms
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what info were the questionnaires used to get?
premorbid functioning
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where did goldstien get her secondary data from?
hospitals
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why did she need the secondary data?
to see how many times each patient had been re-hospitalised and how long they spent in hospital
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how long was the intervals between the interviews and questionnaires?
5 and 10 years
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what type of study was it?
longitudinal
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did males or females have more severe schizophrenia?
males
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how significant?
very significant (0.05)
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who were re-hospitalised more?
males
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what was the conclusion for study 1?
the DSM was reliable
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what was the conclusion for study 2?
males have more severe experiences of schizophrenia
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