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Table 1 Clinical and demographic data for our study sample

From: Ten years of change in clinical disease status and treatment in rheumatoid arthritis: results based on standardized monitoring of patients in an ordinary outpatient clinic in southern Norway

Year (patients)

Female

Age (yr)

BMI (kg/m2)

Education (yr)

Full-time job if age <65 yr

Current smoker

Disease duration (yr)

RF+

ACPA+

2004

74.0 %

69.2 (13.8)

NA

NA

NA

NA

12.3 (10.3)

71.6 %

66.7 %

(n = 404)

[100.0 %]

[100.0 %]

[100.0 %]

[45.3 %]

[0.7 %]

2005

70.9 %

69.7 (14.8)

NA

NA

NA

NA

11.5 (11.1)

68.3 %

76.4 %

(n = 604)

[100.0 %]

[100.0 %]

[100.0 %]

[51.2 %]

[9.1 %]

2006

70.5 %

68.7 (15.0)

NA

NA

NA

NA

11.6 (11.0)

71.3 %

70.1 %

(n = 620)

[100.0 %]

[100.0 %]

[100.0 %]

[57.3 %]

[23.7 %]

2007

70.8 %

67.9 (14.6)

NA

NA

NA

NA

10.7 (10.8)

68.3 %

69.1 %

(n = 743)

[100.0 %]

[100.0 %]

[100.0 %]

[62.0 %]

[38.0 %]

2008

69.8 %

66.3 (14.3)

NA

NA

NA

NA

10.9 (10.9)

68.6 %

69.6 %

(n = 796)

[100.0 %]

[100.0 %]

[100.0 %]

[70.9 %]

[52.1 %]

2009

68.8 %

65.7 (14.1)

NA

NA

NA

NA

10.4 (10.4)

64.8 %

67.0 %

(n = 969)

[100.0 %]

[100.0 %]

[100.0 %]

[81.8 %]

[67.2 %]

2010

68.9 %

65.2 (14.0)

25.8 (4.3)

11.1 (3.4)

26.6 %

23.9 %

10.7 (10.4)

63.9 %

65.6 %

(n = 1069)

[100.0 %]

[100.0 %]

[93.0 %]

[94.4 %]

[97.1 %]

[97.1 %]

[100.0 %]

[91.8 %]

[80.5 %]

2011

68.3 %

64.9 (14.1)

25.7 (4.4)

11.2 (3.5)

22.8 %

22.7 %

10.9 (10.5)

66.1 %

68.1 %

(n = 1103)

[100.0 %]

[100.0 %]

[96.4 %]

[87.7 %]

[88.6 %]

[86.9 %]

[100.0 %]

[95.5 %]

[90.1 %]

2012

68.8 %

64.3 (14.1)

25.8 (4.5)

11.2 (3.5)

27.0 %

20.3 %

11.4 (10.5)

65.8 %

67.9 %

(n = 1113)

[100.0 %]

[100.0 %]

[97.6 %]

[97.6 %]

[98.4 %]

[97.8 %]

[100.0 %]

[97.0 %]

[93.6 %]

2013

68.6 %

63.7 (13.8)

25.7 (4.4)

11.4 (3.5)

27.5 %

20.5 %

12.1 (10.6)

66.7 %

69.7 %

(n = 1083)

[100.0 %]

[100.0 %]

[98.3 %]

[98.3 %]

[99.0 %]

[99.0 %]

[100.0 %]

[98.0 %]

[95.5 %]

P valuea 2004–2013

0.63

<0.001

0.86

0.081

<0.001

0.13

0.45

0.20

0.66

P valuea 2010–2013

0.99

0.008

0.86

0.081

<0.001

0.13

0.001

0.58

0.30

  1. Abbreviations: ACPA anti-citrullinated protein antibody, BMI body mass index, NA Not available, RF rheumatoid factor, yr years
  2. Left column gives number of patients monitored. The percentages within square brackets represent patients with available data
  3. aχ2 test for categorical and linear regression for continuous variables was used to test for differences during follow-up
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Arthritis Research & Therapy

ISSN: 1478-6362

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