Table 1

Demographic, Clinical, and Operative Characteristics of the Study Population

All (N = 163, 100%)Men (n = 130, 80%)Women (n = 33, 20%)
Demographic and clinical features
 Age, yrs (range)62 ± 15 (30–89)62 ± 15 (30–89)64 ± 16 (30–85)
 Caucasian144 (88)114 (88)30 (91)
 Obesity (BMI ≥30 kg/m2)57 (35)42 (32)15 (46)
 Smoking79 (49)66 (51)13 (39)
 Atrial fibrillation42 (26)34 (26)8 (24)
 Diabetes36 (22)31 (24)5 (15)
 Comorbidities other than diabetes68 (42)56 (43)12 (36)
  Recent (30 days) myocardial infarction8 (5)7 (6)1 (3)
  Cerebrovascular disease16 (10)14 (11)2 (6)
  Congestive heart failure14 (9)12 (9)2 (6)
  Peripheral vascular disease26 (16)22 (17)4 (12)
  Chronic obstructive pulmonary disease23 (14)20 (15)3 (9)
  Renal failure requiring dialysis3 (2)2 (2)1 (3)
  Re-operation4 (2)3 (2)1 (3)
Operative features
 Surgical procedure
  CABG68 (42)57 (44)11 (33)
  Valve25 (15)17 (13)8 (24)
  CABG and valve6 (4)4 (3)2 (6)
  Aortic64 (39)52 (40)12 (36)
 Operating room time, h (interquartile range)4.2 (3.3–6.1)4.4 (3.3–6.1)4.1 (3.1–5.8)
 Urgent28 (17)21 (16)7 (21)

Values are n, mean ± SD (range), or n (%).

BMI = body mass index; CABG = coronary artery bypass grafting.