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Table 1 Baseline demographic, disease and psychological variables

From: Are depression and anxiety associated with disease activity in rheumatoid arthritis? A prospective study

Variable

 

N (%)

M(SD)

Observed range

Total N

 

56

  

Demographics

    

Female, N (%)

 

44 (78.6)

  

Mean age

  

53.6 (13.4)

26–83

Ethnicity, N (%)

White

35 (64.8)

  
 

Asian

7 (13.0)

  
 

Black

11 (20.4)

  
 

Mixed

1 (1.9)

  
 

Not reported

2 (3.8)

  

Disease characteristics (baseline)

   

Mean disease duration (Years)

 

10.3 (9.2)

0.2–38

Experiencing comorbidity, N (%)

32 (57.1)

  

Treatment type, N (%)

DMARD

38 (67.9)

  
 

Biologics

14 (25.0 %)

  
 

Not reported/other

4 (7.1 %)

  

Rheumatoid factor positive N (%)

40 (71.4)

  

Median ESR (IQR)

  

27.0 (12.0–44.0)

2–102

Mean TJC

  

5.2 (6.1)

0–24

Mean SJC

  

3.0 (2.9)

0–10

Mean PGA

  

45.8 (25.0)

1–90

Mean DAS-28

  

4.5 (2.2)

0.9–14.1

Clinical remission (DAS-28 < 2.6), N (%)

8.0 (14.6)

  

Psychological status (baseline)

   

Mean depression

  

7.4 (4.7)

0–20

Mean anxiety

  

7.7 (5.0)

0–20

Disease characteristics (follow-up)

   

ESR, median (IQR)

  

22.5 (8.0–44.0)

2–114

TJC, M (SD)

  

4.0 (5.8)

0–28

SJC, M (SD)

  

3.2 (3.8)

0–16

PGA, M (SD)

  

44.6 (26.1)

1–100

DAS-28, M (SD)

  

4.7 (2.8)

0.5–17.1

Clinical remission (DAS-28 < 2.6), N (%)

8.0 (16.0)

  
  1. M mean, SD standard deviation, DMARD disease modifying anti-rheumatic drug, NSAID non-steroidal anti-inflammatory drug, ESR erythrocyte sedimentation rate, TJC tender joint count, SJC swollen joint count, PGA patient global assessment, DAS-28 28 joint disease activity scale, HADS-D hospital anxiety and depression scale depression subscale, HADS-A hospital anxiety and depression scale anxiety subscale