Results of SRA, HIPA, and platelet aggregation assay in the presence of control and HIT sera with unfractionated heparin or fondaparinux
. | Control sera . | . | HIT sera . | . | ||
|---|---|---|---|---|---|---|
. | Unfractionated heparin, n/N*(%) . | Fondaparinux, n/N (%) . | Unfractionated heparin, n/N (%) . | Fondaparinux, n/N (%) . | ||
| SRA | 1/15 (6.7) | 0/15 (0.0) | 26/34 (76.5) | 2/34 (5.9) | ||
| HIPA | 0/15 (0.0) | 0/15 (0.0) | 33/36 (91.7) | 1/33 (3.0) | ||
| Platelet aggregation | 1/11 (9.1) | 0/11 (0.0) | 16/24 (66.7) | 0/24 (0.0) | ||
. | Control sera . | . | HIT sera . | . | ||
|---|---|---|---|---|---|---|
. | Unfractionated heparin, n/N*(%) . | Fondaparinux, n/N (%) . | Unfractionated heparin, n/N (%) . | Fondaparinux, n/N (%) . | ||
| SRA | 1/15 (6.7) | 0/15 (0.0) | 26/34 (76.5) | 2/34 (5.9) | ||
| HIPA | 0/15 (0.0) | 0/15 (0.0) | 33/36 (91.7) | 1/33 (3.0) | ||
| Platelet aggregation | 1/11 (9.1) | 0/11 (0.0) | 16/24 (66.7) | 0/24 (0.0) | ||
n is the number of positive sera and N the number of evaluable sera.