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Table 1 Patient characteristics

From: IFN-γ production in response to in vitro stimulation with collagen type II in rheumatoid arthritis is associated with HLA-DRB1*0401 and HLA-DQ8

 

Number

Age

Sex

 

Disease

 

Erosive

 

of subjects

(years)

(F/total)

 

duration (years)

CRP

disease

All patients

45

55

34/45

 

10

15

27/42

  

(23–86)

(76%)

 

(0.5–30)

(0–95)

(64%)

Patients with

 

54

15/19

 

8

10

12/18

high anti-CII levels

19

(31–86)

(79%)

 

(0.5–30)

(0–95)

(67%)

Patients with low

26

55

19/26

 

12.5

20

15/24

anti-CII levels

 

(23–78)

(73%)

 

(2.0–30)

(0–62)

(63%)

Healthy controls

25

51

22/25

 

ND

  

(36–61)

(88%)

    
 

Number of

Number of

  

Mean daily

  
 

swollen

tender

NSAID

Steroid

prednisolone

MTX

DMARD

 

joints

joints

therapy

therapy

dosage

therapy

therapy

All patients

2

4

26/42

13/42

2.0

13/42

30/42

 

(0–17)

(0–17)

(62%)

(31%)

 

(31%)

(71%)

Patients with

9

6

10/18

4/18

1.1

5/18

9/18

high anti-CII levels

(0–17)

(0–17)

(56%)

(22%)

 

(28%)

(50%)

Patients with low

2

3

16/24

9/24

/2.7

8/24

21/24

anti-CII levels

(0-15)

(0–16)

(67%)

(38%)

 

(33%)

(88%)

Healthy controls

  1. Data are given as median values and ranges for the various groups. Daily prednisolone dosages are presented as mean values in mg. Disease Modifying antirheumatic drugs (DMARDs) include sulfasalazin (0/18 high anti-CII patients treated, 6/24 low anti-CII patients treated,), cyklosporine (1/18 high anti-CII, 1/24 low anti-CII), Reumacon (a podophyllin derivative, 1/18 high anti-CII, 1/24 low anti-CII), chloroquine (0/18 high anti-CII, 2/24 low anti-CII), aurathiomalase (0/18 high anti-CII, 3/24 low anti-CII), auranofin (1/18 high anti-CII, 0/24 low anti-CII) and azatioprin (1/18 high Anti-CII, 1/24 low anti-CII). Figures for sex distribution, erosiveness and medications are given both as fraction of number positive/number Investigated, and as percentage. Data on erosive disease are based on X-ray evaluations. Patient charts were not available for three patients, one With high anti-CII levels and two with low anti-CII levels. F, female; CRP, C-reactive protein; NSAID, nonsteroidal anti-inflammatory drug; MTX, Methotrexate; ND, not done; CII, collagen type II.