S - Issues for Classifying and Diagnosing Flashcards Preview

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Flashcards in S - Issues for Classifying and Diagnosing Deck (7):
1

What is reliability?

Consistency
If a diagnosis is repeated, we should find the same results

2

What is validity?

Accuracy
If a diagnosis of schizophrenia is given, we would expect that it is accurate and the person does actually have it

3

Why is two diagnostic systems an issue?

DSM and ICD
Particularly a problem prior to the 1970's where there was a significant difference in prevalence rate in different countries
Diagnosis = inreliable

4

Why is inter-rater reliability an issue?

Should not matter what doctor diagnoses a patient, they should all reach the same conclusion/diagnosis
Not always high - unreliable/invalid

5

Why is lack of objective testing an issue?

Most psychiatric disorders don't have a test that definitely determines if someone has it or not
Most diagnoses are based on self-reports which are not always accurate (social desirability)

6

Why is bias an issue?

Social class - diagnosis is more prevalent among those in lower socio-economic groups
Ethnicity is also a factor

7

What is a problem with Becks study?

Conducted in 1967 using DSMll and DSM - changes have since been made