Comparing results for de novo and relapsed TTP patients
| . | De novo TTP (n = 273), % . | Relapsed TTP (n = 39), % . | P value . |
|---|---|---|---|
| Median ADAMTS13 activity (range) | <5 (<5-18) | <5 (<5-17) | .30 |
| Median anti-ADAMTS13 IgG antibody level (range) | 48 (7-189) | 23 (1-118) | <.0001 |
| Median ADAMTS13 antigen level (range) | 3.4 (0.5-146.2) | 9 (0.5-68.9) | .0004 |
| % GCS <15 | 26 | 12.8 | .07 |
| % Raised troponin | 74 | 36 | .03 |
| % Mortality | 11 | 5 | .26 |
| . | De novo TTP (n = 273), % . | Relapsed TTP (n = 39), % . | P value . |
|---|---|---|---|
| Median ADAMTS13 activity (range) | <5 (<5-18) | <5 (<5-17) | .30 |
| Median anti-ADAMTS13 IgG antibody level (range) | 48 (7-189) | 23 (1-118) | <.0001 |
| Median ADAMTS13 antigen level (range) | 3.4 (0.5-146.2) | 9 (0.5-68.9) | .0004 |
| % GCS <15 | 26 | 12.8 | .07 |
| % Raised troponin | 74 | 36 | .03 |
| % Mortality | 11 | 5 | .26 |