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Table 4 Reliability: Internal consistency and stability of the three sections of the PCQ-C

From: The Prostate Care Questionnaire for Carers (PCQ-C): reliability, validity and acceptability

 

Internal consistency

Stability: Test-retest reliability

Sectioni

Cronbach's α

1st mailing mean score

SD, min-max

(N)

2nd mailing mean score

SD, min-max

(N)

Intraclass Correlation Coefficient (ICC)

Section A

0.80

65.4

26.7, 14.8-100 (29)

63.9

23.2, 12.7-96.5 (28)

0.77

Section B

0.82

90.2

16.1, 16.7-100 (29)

94.0

7.5, 72.2-100 (27)

0.52

Section C

0.89

80.7

20.9, 9.1-100 (40)

77.9

23.9, 8.3-100 (43)

0.83

  1. iSection A = carer experiences when the patient was undergoing testing for prostate cancer, Section B = carer experiences during getting the diagnosis and making the treatment decision, Section C = carer experiences during treatment, discharge and monitoring
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BMC Health Services Research

ISSN: 1472-6963

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