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Table 3 Spearman’s rank correlation coefficient between the NS and the LS for each item

From: Designing questionnaires: healthcare survey to compare two different response scales

  All patients (n = 2400)
Question Correlation coefficients 95% confidence intervals
Return 0.60 0.58, 0.63
Quality 0.59 0.56, 0.61
Question to Doctors 0.32 0.29, 0.36
Question to Nurses 0.33 0.29, 0.37
Respect and Dignity 0.52 0.49, 0.55
  1. Spearman’s rank correlation coefficient for each item between both response scales (NS and LS): all patients (n = 2400 for question 1, 2, and 5, n = 2140 for question 3 and n = 2173 for question 4, respectively).
  2. Corr. Coeff. Correlation Coefficient. CI Confidence Interval.