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Table 5 Kendall's Tau-b correlations of the relative attribute weights between groups and between methods.

From: Obstetrical outcome valuations by patients, professionals, and laypersons: differences within and between groups using three valuation methods

 

Patients - Professionals

Patients - Laypersons

Professionals - Laypersons

VAS

0.64

0.69

0.76

TTO

0.59

0.46

0.61

DCE

0.41

0.12

0.26

 

VAS - TTO

VAS - DCE

TTO - DCE

Patients

0.37

0.28

0.30

Professionals

0.37

0.24

0.44

Laypersons

0.28

0.28

0.14

  1. VAS = visual analogue scale; TTO = time trade-off; DCE = discrete choice experiment.