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Table 2 Reliability analysis with each question deleted (items arranged into the R-S-domains)

From: Cross-cultural adaptation and validation of the Physical Therapy Outpatient Satisfaction Survey in an Italian musculoskeletal population

Domain Item Cronbach's α if item deleted Corrected item-total correlation Overall Cronbach's α
Enhancers Q02 0.742 0.405 0.758
Q07 0.733 0.481
Q12 0.725 0.510
Q16 * 0.771 0.242
Q18 0.725 0.510
Q22 0.725 0.517
Q24 0.740 0.410
Q26 0.731 0.477
Q29 0.761 0.256
Q34 0.726 0.505
Detractors Q03 0.831 0.576 0.848
Q06 0.839 0.501
Q08 0.863 0.300
Q13 0.841 0.458
Q15 0.823 0.662
Q20 0.834 0.534
Q23 0.830 0.593
Q27 0.828 0.616
Q31 0.825 0.639
Q33 0.818 0.732
Location Q05 0.868 0.696 0.886
Q10 * 0.876 0.650
Q14 0.902 0.360
Q19 * 0.856 0.777
Q21 * 0.857 0.773
Q28 * 0.863 0.723
Q32 0.856 0.778
Cost Q01 0.665 0.450 0.706
Q11 0.754 0.070
Q04 * 0.653 0.496
Q09 * 0.615 0.635
Q17 0.621 0.589
Q30 0.629 0.575
Q25 * 0.734 0.122
  1. * To have consistency between the positive or negative connotation of its domain, the Likert-scale of the item has been reversed.
  2. The most critical items within each domain are highlighted.