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Table 3 Test-retest reliability as assessed by Kendall’s tau-a scores

From: Testing the feasibility of eliciting preferences for health states from adolescents using direct methods

 

Kendall’s tau-a

Visual analogue scale (n = 79)

 Health State A

0.20

 Health State B

0.40

 Health State C

0.29

 Health State D

0.30

Time trade-off (n = 68)

 Using Health State B

0.38

 Using Health State C

0.22

 Using Health State D

0.22

Standard gamble (n = 83)

 Using Health State B

0.37

 Using Health State C

0.25

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BMC Pediatrics

ISSN: 1471-2431

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