Table 3

Serious bleeding and mortality rates in DrotAA-treated adults by baseline disease severity

Period and type of event
No PF, MEN, or MD N = 3,088
PF, MEN, or MD N = 1371

28-day mortality


     APACHE II


          ≥ 25
35.3 (433/1,227)
22.5 (11/49)
          <25
19.1 (355/1,861)
12.5 (11/88)
     Number of organ failures


          ≥ 2
27.3 (693/2,538)
17.8 (18/101)
          <2
17.3 (95/550)
11.1 (4/36)
SBEs during infusion


     APACHE II


          ≥ 25
3.7 (45/1,227)
4.1 (2/49)
          <25
3.0 (55/1,861)
3.4 (3/88)
     Number of organ failures


          ≥ 2
3.4 (85/2,538)
4.0 (4/101)
          <2
2.7 (15/550)
2.8 (1/36)
SBEs, 28-day


     APACHE II


          ≥ 25
6.2 (76/1,227)
6.1 (3/49)
          <25
5.5 (102/1,861)
4.6 (4/88)
     Number of organ failures


          ≥ 2
6.0 (151/2,538)
5.0 (5/101)
          <2
4.9 (27/550)
5.6 (2/36)

1Baseline APACHE II and baseline organ dysfunction data available for 137 patients (not collected for the 26 DrotAA-treated adults from the compassionate-use open-label EVAS trial. APACHE, Acute Physiology and Chronic Health Evaluation; DrotAA, drotrecogin alfa (activated); MD, meningococcal disease; MEN, meningitis; PF, purpura fulminans; SBE, serious bleeding event.

Vincent et al. Critical Care 2005 9:R331   doi:10.1186/cc3538