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Table 1 Participant characteristics (N = 13)

From: Researchers’ perspectives on methodological challenges and outcomes selection in interventional studies targeting medication adherence in rheumatic diseases: an OMERACT-adherence study

Characteristic N (%)
Sex
 Male 8 (62%)
 Female 5 (38%)
Age (years)
 31–40 4 (31%)
 41–50 7 (54%)
 51–60 1 (8%)
  > 60 1 (8%)
Number of adherence intervention studies involved in over the past 5 years as principal investigator
  < 2 4 (31%)
 2–5 8 (62%)
  > 5 1 (8%)
Number of adherence intervention studies involved in over the past 5 years as co-investigator
  < 2 2 (15%)
 2–5 5 (38%)
  > 5 5 (38%)
 Did not specify 1(8%)
Highest education degree obtained
 Post-doctorate 9 (69%)
 Doctorate (e.g. PharmD, MBBS, PhD) 4 (31%)
Research methodology expertisea
 Randomized controlled trial 11 (85%)
 Observational cohort 8 (62%)
 Non-randomized controlled trial 7 (54%)
 Qualitative 6 (46%)
 Observational case-control 3 (23%)
 Before-after interventional studies 2 (15%)
 Other 2 (15%)
Work settinga
 Academia 9 (69%)
 Hospital 5 (39%)
 Clinic 2 (15%)
 Government 2 (15%)
 Industry 1 (77%)
  1. aParticipants could select more than one option. The percentages may therefore exceed 100%