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Table 1 Patient characteristics

From: Rheumatoid arthritis patients with fibromyalgic clinical features have significantly less synovitis as defined by power Doppler ultrasound

 

TJC minus SJC ≥7

(TJC criteria)

TJC minus SJC <7

P

TP ≥11 (ACR 1990 criteria)

TP <11

P

Fulfil both ACR 1990 and TJC criteria

Do not meet both TJC and ACR criteria

P

 

n = 26

n = 21

 

n = 19

n = 28

 

n = 17

n = 30

 

Age (SD)

57

66

 

57

63

 

57

63

 

Sex F (%)

22 (85)

16 (76)

 

16 (84)

22 (79)

 

15 (88)

24 (80)

 

RFa (%)

16 (62)

17 (81)

 

10 (53)

23 (82)

 

9 (53)

24 (80)

 

DAS28 (SD)

4.99 (0.97)

4.03 (1.00)

0.002

5.23 (0.75)

4.11 (1.00)

<0.001

5.27 (0.68)

4.16 (1.07)

<0.001

TJ (SD)

15.15 (5.21)

5.24 (4.17)

<0.001

15.663 (5.84)

7.39 (5.40)

<0.001

16.47 (5.52)

7.47 (5.26)

0.002

SJ (SD)

1.50 (1.99)

3.52 (3.82)

0.67

1.84 (2.29)

2.79 (3.51)

0.44

1.71 (2.14)

2.80 (3.48)

0.457

ESR (SD)

18.96 (14.79)

20.67 (18.53)

0.94

20.53 (14.44)

19.18 (17.84)

0.38

18.35 (10.99)

20.50 (18.92)

0.157

PG (SD)

56.42 (18.45)

47.76 (20.82)

0.13

57.05 (18.31)

49.50 (20.52)

0.23

59.65 (17.50)

48.53 (20.18)

0.487

  1. amissing data for one patient
  2. Figures given as means and SD
  3. DAS28 twenty-eight joint disease activity score, SJC swollen joint count, SJ swollen joints, TP tender points, TJC tender joint count, TJ tender joints, PG patient global, RF rheumatoid factor