TABLE 14.
Platelet Response Rate After 2 Infusions of Privigen® in Adolescent and Adult Patients With Chronic ITP
| Population | ITT Cohort, N | Response Rate*, N (%) |
|---|---|---|
| Total | 57 | 46 (80.7) |
| Gender subgroups | ||
| Female | 34 | 24 (70.6) |
| Male | 23 | 22 (95.7) |
| Corticosteroid use | ||
| No | 39 | 31 (79.5) |
| Yes | 18 | 15 (83.3) |
| Blood group ABO | ||
| A | 22 | 18 (81.8) |
| AB | 1 | 1 (100) |
| B | 9 | 7 (77.8) |
| O | 23 | 19 (82.6) |
| Blood group Rhesus | ||
| Positive | 45 | 38 (84.4) |
| Negative | 10 | 7 (70.0) |
| Unknown | 2 | 1 (50.0) |
*
Response defined as platelet count ≥50 × 109/L within 7 days of first Privigen® infusion.
ITT = intention-to-treat.
Source: Adapted from Robak 2009.