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Table 1 Characteristics of the panelists

From: How to select outcome measurement instruments for outcomes included in a “Core Outcome Set” – a practical guideline

Study characteristics

Panelists (N = 95)a

Country, number (%)

 Australia

15 (16)

 Canada

14 (15)

 Denmark

7 (7)

 Germany

6 (6)

 The Netherlands

19 (20)

 Spain

5 (5)

 UK

12 (13)

 USA

8 (8)

 Otherb

14 (10)

Background, number (%)c

 Allied health care professional

30 (32)

 Clinimetrician/psychometrician

29 (31)

 Epidemiologist

40 (42)

 Physician

28 (30)

 Statistician

10 (11)

 Otherd

15 (16)

Current profession, number (%)c

 Clinician

26 (27)

 Journal editor

9 (10)

 Researcher

88 (93)

 Othere

10 (11)

Level of experience in COS development, number (%)

 A lot

11 (12)

 Some

28 (30)

 A little

26 (27)

 None

30 (32)

Level of experience in instrument development, number (%)

 A lot

32 (34)

 Some

39 (41)

 A little

12 (13)

 None

12 (13)

Level of experience with evaluation of measurement properties, number (%)

 A lot

44 (46)

 Some

33 (35)

 A little

14 (15)

 None

4 (4)

Level of experience in conducting systematic reviews, number (%)

 A lot

20 (21)

 Some

35 (37)

 A little

19 (20)

 None

21 (22)

  1. aIn some cases, the total numbers are not exactly 100 % because of rounding of percentages to no decimal places
  2. bBrazil (N = 1), France (N = 2), Italy (N = 3), Norway (N = 1), Portugal (N = 1), Switzerland (N = 1)
  3. cAs panelists could tick more than one response option, the total score exceeded 100 %
  4. dTrialist (N = 2), systematic reviewer (N = 1), social research methodologist (N = 2), clinical academic (N = 1), scientific researcher (N = 1), health services researcher (N = 1), clinical psychologist (N = 2), project manager (N = 1), public health (N = 1), academic course writer/teacher (N = 1), clinical researcher (N = 1), human movement scientist (N = 1)
  5. eAcademic (N = 2), consultant for clinical researches (N = 1), research funder (N = 1), Health Technology Assessment consultant (N = 2), educator (N = 1), project manager (N = 1), advisor on research methods (N = 1), director of collaborative centre (N = 1)