Skip to main content

Advertisement

Table 4 Ranking results to Question 7

From: A DELPHI study on aspects of study design to overcome knowledge gaps on the burden of disease caused by serogroup B invasive meningococcal disease

Age group 8–18 years > 18 years
Method Rank sum (group ranking) Rank sum (group ranking)
  First round Second round First round Second round
Using an existing generic instrument 33 (1) 23 (1) 45 (1) 22 (1)
Using an existing disease-specific questionnaire 34 (2) 34 (2) 48 (2) 34 (2)
Direct preference elicitation using a Visual Analogue Scale 44 (3) 46 (3) 48 (2) 50 (3)
Using a Discrete Choice Experiment 59 (5) 63 (5) 60 (4) 59 (5)
Direct preference elicitation using the Time trade-off 74 (7) 81 (7) 64 (5) 83 (7)
Direct preference elicitation using the Standard Gamble 70 (6) 75 (6) 65 (6) 75 (6)
Develop a new disease specific questionnaire 49 (4) 50 (4) 66 (7) 56 (4)
Kendall’s W 0.23 0.49 0.07 0.50