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Table 1 Description of subjects

From: Pyridoxine supplementation corrects vitamin B6 deficiency but does not improve inflammation in patients with rheumatoid arthritis

  Placebo group (n = 14) Vitamin B6 group (n = 14)
Age 57.5 (11.0) 53.9 (12.6)
Sex (F:M) 9:5 12:2
Height (cm) 168.4 (10.3) 164.7 (9.1)
Methotrexate (yes/all) 7/14 8/14
Methotrexate dose (mg/week) 7.5 (10.1) 10.2 (11.7)
Prednisone (yes/all) 9/14 11/14
Prednisone dose (mg/week) 3.1 (3.5) 4.3 (4.0)
NSAIDs use (yes/all) 10/14 11/14
Duration of disease (years) 11.6 (8.2) 8.5 (5.6)
Number of painful joints 5.1 (5.1) 7.9 (8.9)
Number of swollen joints 8.9 (8.7) 8.0 (9.5)
The Health Assessment Questionnaire disability score 1–3 scale 1.45 (1.18) 1.17 (0.94)
Erythrocyte sedimentation rate 30.2 (21.4) 36.0 (29.9)
Rheumatoid factor (IU/ml) 87.2 (69.2) 88.8 (82.9)
Albumin (g/dl) 3.8 (0.5) 3.4 (0.4)
Alkaline phosphatase (IU/l) 76.6 (14.5) 73.6 (23.6)
24 h creatinine (mg/dl) 1.02 (0.38) 1.01 (0.42)
C-reactive protein (mg/l) 16.7 (16.2) 8.6 (12.7)
  1. Values represent mean (SD). NSAIDs, non steroidal anti-inflammatory drugs.