Laboratory data at entry (time of first rituximab infusion), at 12 and 24 months
| Entry, median (IQR) (N=69) | 12 months (N=64) | 24 months (N=44) | |
| IgG, g/L | 8.07 (6.66–9.66) | 7.9 (6.04–8.77) z=0.452, p=0.651 | 6.95 (5.76–8.52) z=2.84, p<0.005 |
| Total peripheral eosinophil count, x109/L | 0.26 (0.11–0.77) | 0.21 (0.10–0.55) z=0.62, p=0.53 | 0.22 (0.13–0.34) z=0, p=1.00 |
| C reactive protein, mg/L | 4.00 (3.00–9.00) | 4.00 (3.00–8.00) Z=3.2, p=0.75 | 4.00 (2.00–8.00) z=0, p=1.000 |
| Erythrocyte sedimentation rate, mm/hour | 9.00 (6.00–19.50) | 8.00 (5.00–14.00) z=2.96, p<0.005 | 7.00 (5.50–12.00) z=−2.46, p=0.01 |