Variables | Rheumatoid arthritis (n = 7) | Controls (n = 10) | P value |
---|---|---|---|
Body mass index (kg/m2) | 26.9 ± 0.9 | 27.8 ± 0.9 | NS |
Total lean body mass (kg) | 40.3 ± 1.1 | 46.1 ± 1.6 | 0.019 |
Lean body mass, both arms (kg) | 3.9 ± 0.3 | 4.6 ± 0.2 | 0.03 |
Lean body mass, both legs (kg) | 12.5 ± 0.4 | 15.4 ± 0.7 | 0.01 |
Total body fat mass (kg) | 23.7 ± 0.8 | 25.8 ± 1.5 | NS |
Body fat (percentage) | 35.9 ± 1.1 | 34.6 ± 1.0 | NS |
Bone mineral density (g/cm2)a | Â | Â | Â |
   Femoral neck | 0.85 ± 0.03 | 0.82 ± 0.05 | NS |
   Trochanter | 0.69 ± 0.03 | 0.75 ± 0.05 | NS |
   Ward's area | 0.74 ± 0.03 | 0.74 ± 0.06 | NS |
   Lumbar spine (L2-L4) | 0.790 ± 0.03 | 0.81 ± 0.04 | NS |
   Distal radius | 0.68 ± 0.01 | 0.72 ± 0.02 | NS |
Serum creatinine (mg/dl) | 0.57 ± 0.05 | 0.79 ± 0.02 | <0.001 |
Fasting blood glucose (mg/dl) | 90.6 ± 1.9 | 91.7 ± 2.2 | NS |
Fasting insulin (μU/liter) | 11.20 ± 3.60 | 7.40 ± 0.70 | NS |
Quantitative Insulin Sensitivity Check Index | 0.35 ± 0.01 | 0.36 ± 0.01 | NS |
Total cholesterol (mg/dl) | 156 ± 13 | 198 ± 13 | 0.046 |
Low-density lipoprotein cholesterol (mg/dl) | 96.6 ± 11.2 | 124.4 ± 13.3 | NS |
High-density lipoprotein cholesterol (mg/dl) | 47.90 ± 5.30 | 57.7 ± 4.2 | NS |
Triglycerides (mg/dl) | 97.6 ± 9.2 | 109.3 ± 11.5 | NS |