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 |