| PK‐guided dosing Yes (n = 16) | PK‐guided dosing No (n = 56) | |
|---|---|---|
| ABR, mean (SD) | 1.6 (1.1) | 4.4 (2.8) |
| Presence of target joints, n (%) | 7 (43.8) | 30 (53.6) |
| Number of target joints, mean (SD) | 0.6 (0.8) | 1.2 (1.5) |
| Presence of problem joints, n (%) | 11 (68.8) | 29 (51.8) |
| Number of problem joints mean (SD) | 1.1 (0.9) | 0.9 (1.2) |
ABR, annualized bleeding rate; NS, not significant; PK, pharmacokinetic.