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Table 1 Demographic variables and perioperative characteristics between groups.

From: Relative adrenal insufficiency and hemodynamic status in cardiopulmonary bypass surgery patients. A prospective cohort study

  Relative adrenal insufficiency
(n = 93)
No Relative adrenal insufficiency
(n = 27)
P
Age (years) 66 ± 12 69 ± 10 0.32
Higher than 60 years (%) 68 (73) 25 (93) 0.19
Male (%) 62(67) 22(82) 0.14
Body mass index (kg/m2) 28.6 ± 4.5 27.9 ± 4.6 0.54
Parsonneta 12.6 ± 8.6 11.7 ± 6.9 0.64
Hypertension (%) 56(60) 13(48) 0.26
Dyslipemia (%) 51(55) 11(41) 0.20
Diabetes (%) 30(32) 10(37) 0.22
Hypolipidemic drugs 63(68) 17(63) 0.64
ACEb inhibitors (%) 26(28) 6(22) 0.55
Cholesterol (mg/dl) 178 ± 53 162 ± 48 0.14
Etomidate (%) 69(74) 9(33) <0.001
Surgical procedure (%)    0.40
CABGc 49(53) 16(59)  
Valvular 29(31) 10(37)  
Combined 11(12) 1(4)  
Others 4(4) 0(0)  
Aortic clamping time (min.) 51 ± 26 55 ± 29 0.52
CPBd time (min.) 88 ± 32 89 ± 35 0.88
Temperature (°C) 35.8 ± 0.7 35.7 ± 0.5 0.81
Protein level on ICU arrival (g/dl) 4.3 ± 0.7 4.5 ± 0.7 0.14
Postoperative bleeding (mL) 24 h 698 ± 229 694 ± 264 0.96
Re-exploration (%) 2 (2.2) 1 (3.7) 0.96
Length of stay in the ICU (days)e 3(2-6) 2(2-4) 0.12
Mortality (%) 3(3.2) 1(3.7) 0.90
  1. Values are expressed as means and standard deviations, and frequencies and percentages. aParsonnet V et al. Circulation 1989; 79: 3-12. bACE: angiotensin converting enzyme. cCABG: coronary artery bypass grafting. dCPB: cardiopulmonary bypass. eValues are expressed as median and 25-75th percentiles.