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Table 1 Statistical results in chronological order used for the development of the CG-Questionnaire (n = 237)

From: Quantifying culture gaps between physicians and managers in Dutch hospitals: a survey

Order Physician Present Manager Present Physician Preferred Manager Preferred
Number of questionnaires 166 71 166 71
Number of statements 60 60 60 60
Cronbach's alpha, on 60 statements 0.88 0.87 0.90 0.87
Number of components (factor analysis) 20 20 19 20
Number of statements with loadings above 0.50 in the present situation, 0.60 in the preferred situation 42 43 30 29
Number of statements with a loading above 0.20 after an item-total correlation 26 28 23 19
Cronbach's alpha on the reduced set 0.75 0.70 0.79 0.76
Number of components (factor analysis) 7 6 6 7
Explained variance 59% 61% 56% 63%