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Table 2 Patient characteristics on admission with detail of the diagnostic categories

From: Influence of early antioxidant supplements on clinical evolution and organ function in critically ill cardiac surgery, major trauma, and subarachnoid hemorrhage patients

Variable All Complex cardiac surgery Trauma Subarachnoid hemorrhage
Number 200 113 66 21
  AOX Placebo AOX Placebo AOX Placebo AOX Placebo
Number 102 98 57 56 34 32 11 10
Gender, male/female 127/73 70/43a 52/14a 5/16a
Age, years 59 ± 19 70 ± 10a 40 ± 19a 54 ± 9
  58 ± 19 59 ± 20 69 ± 8 71 ± 11 40 ± 19 40 ± 19 54 ± 7 53 ± 10
Weight, kg 74 ± 15 75 ± 16 75 ± 13 68 ± 12
  74 ± 15 74 ± 15 75 ± 16 74 ± 17 72 ± 12 77 ± 13b 72 ± 13 64 ± 9c
Body mass index, kg/m2 25.8 ± 4.6 26.5 ± 5.0 24.9 ± 3.9 24.5 ± 3.4
  25.8 ± 4.8 25.7 ± 4.3 26.7 ± 5.3 26.2 ± 4.7 24.2 ± 3.8 25.6 ± 3.9 25.2 ± 4.0 23.7 ± 2.5
SAPS II 37.5 ± 12.7 39.3 ± 10.4d 35.7 ± 15.4d 33.9 ± 13.6d
  38.4 ± 12.7 36.6 ± 12.8 38.4 ± 9.3 40.3 ± 11.4 39.9 ± 17.0 31.1 ± 12.2e 33.6 ± 12.0 34.2 ± 9
SOFA score at admission 8.3 ± 2.5 9.1 ± 1.7a 7.5 ± 3.1a 6.3 ± 2.9a
  8.2 ± 2.8 8.3 ± 2.2 8.8 ± 1.7 9.3 ± 1.6 7.8 ± 3.5 7.1 ± 3.2 5.7 ± 3.8 6.9 ± 1.4
  1. aP < 0.0001; bP = 0.08; cP = 0.14; dP = 0.07; eP = 0.01. Superscripts a and d refer to comparison between diagnostic categories. Superscripts b, c, and e refer to comparison between AOX and placebo (= P) groups. SAPS, Simplified Acute Physiology Score; SOFA, sequential organ failure assessment.