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Table 2 Demographics of participants who took part in interviews or focus groups. One researcher did not complete the demographics questionnaire

From: How can health economics be used in the design and analysis of adaptive clinical trials? A qualitative analysis

Question Response Public (n=15) Researcher (n=13)
Gender Female 8 2
  Male 7 11
Ethnicity (free text) White, European 1 0
  White 3 3
  White British 8 7
  English 1 0
  Asian 1 1
  British 1 1
  Caucasian 0 1
Age (years) 30 or younger 1 1
  31–35 0 3
  36–40 5 2
  41–45 0 2
  46–50 1 2
  Older than 50 8 3
Highest academic qualification Doctorate 1 8
  Post-graduate degree (Masters) 2 5
  Registered nurse & registered midwife 1 0
  Undergraduate degree 6 0
  Undergraduate degree, teaching certificate 1 0
  General Certificate of Secondary Education 1 0
  NA 3 0
Have you ever participated in a clinical trial? No 9 -
  Yes 6 -
Have you ever been a member of a public involvement group? No 5 -
  Yes 10 -
Experience in clinical trials research (years) 11–15 years - 5
  16–20 years - 1
  5–10 years - 1
  Less than 5 years - 2
  More than 20 years - 3
  NA - 1
Current employment sector Private - 6
  Public - 7
Location United Kingdom - 11
  United States of America - 2
Area of expertise (can choose multiple) Clinician - 1
  Health economics - 8
  Health services research - 1
  Value of information analysis - 2
  Adaptive designs - 3
  Clinical trial management - 1
  Statistics - 5