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Table 4 Baseline and day 1 values for protein S, antithrombin III, and IL-6 by treatment group in the PROWESS trial

From: Protein C concentrations in severe sepsis: an early directional change in plasma levels predicts outcome

Parameter

Treatment group

 

Placebo (n = 709)

Drotrecogin alfa (activated) (n = 743)

P value

Protein S activity

   Baseline

39% (24, 59)

35% (22, 57)

0.09

   Day 1

36% (23, 57)

35% (22, 56)

0.41

   Day 1 change

0% (-9, 7)

0% (-10, 9)

0.59

Antithrombin III

   Baseline

60% (45, 75)

59% (44, 75)

0.50

   Day 1

59% (45, 75)

59% (44, 76)

0.61

   Day 1 change

0% (-10, 9)

0% (-8, 7)

0.88

IL-6

   Baseline

436 (126, 2338)

523 (156, 2701)

0.08

   Day 1

199 (68, 717)

211 (77, 685)

0.44

   Day 1 change

-157 (-1073, -6)

-225 (-1922, -27)

0.006

  1. Summary statistics reported as the median (25th percentile, 75th percentile), and P values from Wilcoxon rank-sum tests (P < 0.05 significant).