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Table 1 Respondent characteristics (n = 3200) compared to the general population

From: The Norwegian PROMIS-29: psychometric validation in the general population for Norway

 

Respondents

Norwegian general population

na

%

%

Female

1755

55.0

49.8

Male

1434

45.0

50.2

Age, years

 18–29

698

22.0

19.6

 30–39

391

12.3

17.1

 40–49

374

11.8

17.0

 50–59

461

14.5

16.6

 60–69

487

15.4

13.8

 70–79

512

16.2

10.3

  >  = 80

247

7.8

5.6

Education

 Basic (≤ 10 years)

296

9.3

23.4

 Secondary (11–13 years)

1240

38.9

39.7

 Degree

777

24.4

25.2

 Postgraduate

871

27.4

11.7

Marital status

 Never married (Single)

695

21.9

28.7

 Domestic partner (living as a couple)

637

20.0

16.1

 Married/civil partnership

1493

46.9

39.6

 Divorced/separated

170

5.3

10.6

 Widowed

185

5.8

5.0

Health problemsb

 None

1088

35.9

 One

882

29.1

 Two or more

1064

35.1

  1. aMissing data: 11, 30, 16, 20, 166 cases for gender, age, education, marital status, and health problems respectively
  2. bSelf-administered Comorbidity Questionnaire: presence of up to 13 medical conditions