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Table 3 Item response theory PSQ parameters

From: Factor structure of psychosis screening questionnaire in Ugandan adults

Item

Difficulty (b)

Discrimination (α)

Mania

2.82

2.31

Thought

2.14

2.53

Paranoia

2.05

2.40

Strange

1.91

2.28

Hallucination

2.10

2.32

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BMC Psychiatry

ISSN: 1471-244X

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