Table 1 Patient characteristics
|  | BP-naïve group | BP group |  | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Â | N | Median | Mean | 95Â %-CI of mean | N | Median | Mean | 95Â %-CI of mean | p-value |
Age (years) | 40 | 59.5 | 61.9 | 59.14-64.66 | 20 | 67.5 | 66.2 | 62.2-70.3 | 0.044 |
Height (cm) | 39 | 163.0 | 164.0 | 161.7-166.3 | 20 | 160.5 | 160.7 | 157.3-164.1 | 0.159 |
Weight (kg) | 38 | 70.0 | 71.61 | 67.2-76.0 | 20 | 69.5 | 68.6 | 63.3-74.2 | 0.584 |
Muscle area at 33Â % of femur (mm2) | 40 | 6392.4 | 6381.7 | 6055.5-6708.0 | 20 | 5291.2 | 5632.0 | 5094.2-6169.9 | 0.013 |
Age at menopause (yrs) | 38 | 50.00 | 48.47 | 46.28-50.67 | 19 | 48.0 | 47.3 | 44.32-50.31 | 0.329 |
Time since menopause (yrs) | 38 | 14.00 | 15.03 | 11.99-18.07 | 19 | 21.0 | 20.8 | 15.65-25.93 | 0.045 |
Duration of RA (yrs) | 39 | 11.00 | 13.67 | 10.74-16.59 | 17 | 15.0 | 21.1 | 14.32-27.92 | 0.040 |