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Table 3 Delphi Study Participant Demographics

From: Methodology in core outcome set (COS) development: the impact of patient interviews and using a 5-point versus a 9-point Delphi rating scale on core outcome selection in a COS development study

 

Round 1

Round 2

Round 3

5-point

n = 101

9-point

n = 104

5-point

n = 76

9-point

n = 71

5-point

n = 69

9-point

n = 63

Stakeholder Group n (%)

 Clinician

43 (43%)

48 (46%)

30 (39%)

29 (41%)

27 (39%)

25 (40%)

 Clinician Researcher

23 (23%)

15 (14%)

19 (25%)

14 (20%)

19 (28%)

14 (22%)

 Patient

20 (20%)

22 (21%)

14 (18%)

12 (17%)

10 (14%)

8 (13%)

 Researcher

10 (10%)

13 (13%)

10 (13%)

11 (15%)

10 (14%)

11 (17%)

 Service Provider/Policy Maker

5 (5%)

6 (6%)

3 (4%)

5 (7%)

3 (4%)

5 (8%)

Gender n (%)

 Female

73 (72%)

86 (83%)

57 (75%)

57 (80%)

51 (74%)

50 (79%)

 Male

27 (27%)

18 (17%)

19 (25%)

14 (25%)

18 (26%)

13 (21%)

 Prefer not to say

1 (0%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

Age n (%)

 18–24

2 (2%)

1 (1%)

1 (1%)

0 (0%)

1 (1%)

0 (0%)

 25–34

19 (19%)

22 (21%)

16 (21%)

12 (17%)

13 (19%)

9 (14%)

 35–44

34 (34%)

40 (38%)

23 (30%)

28 39%)

20 (29%)

24 (38%)

 45–54

24 (24%)

20 (19%)

19 (25%)

16 (23%)

18 (26%)

15 (24%)

 55–64

18 (18%

15 (14%)

15 (20%)

11 (15%)

15 (22%)

11 (17%)

 65+

4 (4%)

6 (6%)

2 (3%)

4 (6%)

2 (3%)

4 (6%)

Country n (%)

 Argentina

1 (1%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

 Australia

4 (4%)

4 (4%)

3 (4%)

3 (4%)

3 (4%)

3 (5%)

 Austria

1 (1%)

0 (0%)

1 (1%)

0 (0%)

1 (1%)

0 (0%)

 Belgium

3 (3%)

1 (1%)

3 (4%)

1 (1%)

3 (4%)

1 (2%)

 Brazil

1 (1%)

0 (0%)

1 (1%)

0 (0%)

1 (1%)

0 (0%)

 Canada

6 (6%)

11 (11%)

4 (5%)

9 (13%)

4 (6%)

9 (14%)

 Colombia

1 (1%)

0 (0%)

1 (1%)

0 (0%)

1 (1%)

0 (0%)

 Cook Islands

0 (0%)

1 (1%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

 Croatia

1 (1%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

 Denmark

1 (1%)

2 (2%)

1 (1%)

2 (3%)

1 (1%)

2 (3%)

 Egypt

0 (0%)

1 (1%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

 Finland

1 (1%)

0 (0%)

1 (1%)

0 (0%)

1 (1%)

0 (0%)

 Germany

1 (1%)

0 (0%)

1 (1%)

0 (0%)

1 (1%)

0 (0%)

 Iceland

1 (1%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

 Iran

0 (0%)

2 (2%)

0 (0%)

2 (3%)

0 (0%)

2 (3%)

 Ireland

26 (26%)

19 (18%)

18 (24%)

13 (18%)

14 (20%)

10 (16%)

 Israel

1 (1%)

0 (0%)

1 (1%)

0 (0%)

1 (1%)

0 (0%)

 Malaysia

4 (4%)

0 (0%)

2 (3%)

0 (0%)

2 (3%)

0 (0%)

 Mexico

0 (0%)

3 (3%)

0 (0%)

3 (4%)

0 (0%)

2 (3%)

 Nepal

2 (2%)

0 (0%)

2 (3%)

0 (0%)

2 (3%)

0 (0%)

 Netherlands

3 (3%)

1 (1%)

3 (4%)

1 (1%)

3 (4%)

1 (2%)

 New Zealand

1 (1%)

2 (2%)

1 (1%)

1 (1%)

1 (1%)

1 (2%)

 Norway

7 (7%)

7 (7%)

7 (9%)

4 (6%)

7 (10%)

4 (6%)

 Philippines

0 (0%)

1 (1%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

 Poland

0 (0%)

1 (1%)

0 (0%)

1 (1%)

0 (0%)

1 (2%)

 Portugal

1 (1%)

2 (2%)

1 (1%)

1 (1%)

1 (1%)

1 (2%)

 South Africa

0 (0%)

1 (1%)

0 (0%)

1 (1%)

0 (0%)

1 (2%)

 Sweden

11 (11%)

15 (14%)

9 (12%)

9 (13%)

9 (13%)

9 (14%)

 Switzerland

1 (1%)

3 (3%)

1 (1%)

3 (4%)

0 (0%)

3 (5%)

 UK

11 (11%)

17 (16%)

8 (11%)

9 (13%)

7 (10%)

5 (8%)

 USA

11 (11%)

9 (9%)

7 (9%)

7 (10%)

6 (9%)

7 (11%)

 Zimbabwe

0 (0%)

1 (1%)

0 (0%)

1 (1%)

0 (0%)

1 (2%)