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Table 4 Participant Characteristics (Cognitive Interviews)

From: Development of the Diabetes Injection Device Experience Questionnaire (DID-EQ) and Diabetes Injection Device Preference Questionnaire (DID-PQ)

Characteristic

US

UK

Total Sample

N

15

5

20

Mean Age (years)

64.7 (7.5)

57.0 (7.8)

62.8 (8.1)

Gender (n, %)

 Female

10 (66.7%)

2 (40.0%)

12 (60.0%)

 Male

5 (33.3%)

3 (60.0%)

8 (40.0%)

Ethnic/Racial Background (n, %)

 White

11 (73.3%)

4 (80.0%)

15 (75.0%)

 Mixed

0 (0.0%)

0 (0.0%)

0 (0.0%)

 Asian

0 (0.0%)

1 (20.0%)

1 (5.0%)

 Black

1 (6.7%)

0 (0.0%)

1 (5.0%)

 Othera

3 (20.0%)

0 (0.0%)

3 (15.0%)

Marital Status (n, %)

 Single

1 (6.7%)

2 (40.0%)

3 (15.0%)

 Married/Living with partner

12 (80.0%)

2 (40.0%)

14 (70.0%)

 Otherb

2 (13.3)

1 (20.0%)

3 (15.0%)

Employment Status (n, %)

 Full-time work

2 (13.3%)

2 (40.0%)

4 (20.0%)

 Part-time work

4 (26.7%)

1 (20.0%)

5 (25.0%)

 Otherc

9 (60.0%)

2 (40.0%)

11 (55.0%)

Education Level (n, %)

 University degree

7 (46.7%)

2 (40.0%)

9 (45.0%)

 No University degree

8 (53.3%)

3 (60.0%)

11 (55.0%)

Interview Conducted

 In-Person (n)

0 (0.0%)

3 (60.0%)

3 (15.0%)

 Telephone (n)

15 (100.0%)

2 (40.0%)

17 (85.0%)

Current Medication

 GLP-1

15 (100.0%)

5 (100.0%)

20 (100.0%)

 Insulin

2 (13.3%)

0 (0.0%)

2 (10.0%)

 Pramlintide

1 (6.7%)

0 (0.0%)

1 (5.0%)

Current GLP-1

 Exenatide extended release (either pen or tray)

7 (46.7)

0 (0.0%)

7 (35.0%)

 Liraglutide

4 (26.7)

2 (40.0%)

6 (30.0%)

 Dulaglutide

3 (20.0%)

0 (0.0%)

3 (15.0%)

 Lixisenatide

0 (0.0%)

2 (40.0%)

2 (10.0%)

 Exenatide twice daily

0 (0.0%)

1 (20.0%)

1 (5.0%)

 Albiglutide

1 (6.7%)

0 (0.0%)

1 (5.0%)

 Pramlintide

0 (0.0%)

0 (0.0%)

0 (0.0%)

  1. aOther ethnic/racial background includes: Hispanic (total: n = 3; US: n = 3)
  2. bOther marital status includes: Separated (total: n = 3; UK: n = 1; US: n = 2)
  3. cOther employment status includes: Retired (total: n = 10; US: n = 8; UK: n = 2); homemaker (total: n = 1; US: n = 1)