Introduction to Schizophrenia AO3 (unfinished)

Question 1

Good Reliability

Answer 1

• DSM-5 reliability has improved

Osorio et al)
- diagnosis of Schizophrenia in 180 individuals
- Inter rater reliability = .97
- test-retest reliability = .92

Question 2

Who reported that the diagnosis of schizophrenia has good reliability?

Answer 2

Osorio et al

Question 3

What were the two typed of reliability that Osorio et al reported on?

Answer 3

• Inter-rater reliability (.97)
• Test-retest reliability (.92)

Question 4

Who did Osorio et al base their report on?

Answer 4

• 180 individuals with schizophrenia

Question 5

Low validity

Answer 5

(Chiniaux et al)
- 100 clients assessed
- 68 diagnosed with schizophrenia using ICD-10
- 39 diagnosed with schizophrenia using DSM-4
- Low criterion validity
- suggests schizophrenia is either over or under diagnosed according to the diagnostic system

Question 6

Who said that the diagnosis of schizophrenia has low validity?

Answer 6

Chiniaux et al

Question 7

How many clients were assessed in Chiniaux et al’s study and how many were diagnosed with schizophrenia using the ICD-10?

Answer 7

• 100 clients were assessed
• 68 diagnosed with schizophrenia using ICD-10

Question 8

How many clients were assessed in Chiniaux et al’s study and how many were diagnosed with schizophrenia using the DSM-4?

Answer 8

• 100 clients were assessed
• 39 diagnosed with schizophrenia using DSM-4

Question 9

Describe the study that suggest that schizophrenia is either over or under diagnosed.

Answer 9

(Chiniaux et al)
- 100 clients assessed
- 68 diagnosed with schizophrenia using ICD-10
- 39 diagnosed with schizophrenia using DSM-4
- Low criterion validity

Question 10

Low validity - COUNTER POINT