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Table 3 Internal consistency, Test retest reliability, Item to total correlation scores of attitude and knowledge

From: Development of palliative care attitude and knowledge (PCAK) questionnaire for physicians in Kuwait

 

Total

N = 111

Oncologists

N = 35

Other Physicians

N = 76

Internal consistency Cronbach’alpha

Attitude section

0.806

0.816

0.725

Self-knowledge

0.731

0.615

0.687

Basic knowledge

0.601

0.602

0.604

Test retest reliability

Attitude section

0.997

0.996

0.998

Self-knowledge

0.980

0.978

0.951

Basic knowledge

0.936

0.879

0.932

Item to total correlation (r)

Attitude section

0.394–0.749

0.415–0.893

0.445–0.61

Self-knowledge

0.747–0.836

0.533–0.822

0.763–0.804

Basic knowledge

0.402–0.676

0.395–0.724

0.435–0.642