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Table 4 Convergent and discriminant validity, reliability of the satisfaction instrument with the mammography screening program (n = 814)

From: Development and validation of an instrument assessing women’s satisfaction with screening mammography in an organized breast cancer screening program

Dimensions No. of items Convergent validity (range of correlations) Discriminant validity (range of correlations) Scaling Success n/N1(%) Reliability (Cronbach’s Alpha)
Staff’s communication skills 3 0.75-0.80 0.58-0.69 9/9 (100%) 0.86
Information given by the program 3 0.75-0.78 0.59-0.67 9/9 (100%) 0.86
Technician’s skills 4 0.75-0.85 0.49-0.67 12/12 (100%) 0.93
Physical environment 4 0.71-0.74 0.52-0.66 12/12 (100%) 0.86
  1. 1Number of convergent correlations significantly higher than discriminant correlations/total number of correlations.