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Table 1 Patient characteristics and intraoperative data of the group, age < 80 years old and age 80 years old

From: Transfusion characteristics and hemostatic conditions in octogenarians undergoing emergency surgery for acute aortic dissection: a retrospective study

  Age 80 yr (n = 33) Age < 80 yr (n = 174) P value
Height (cm) 150 (145, 153) 160 (154, 170) < 0.001
Weight (kg) 48 (42, 50) 60 (51, 70) < 0.001
Sex (male/female) 6/27 93/81 0.001
Preoperative hemoglobin (g/dL) 10.6 (9.8, 11.7) 12.3 (11, 13.3) < 0.001
Preoperative platelet (× 103μL) 132 (107, 180) 161 (127, 199) 0.023
Fibrinogen (mg/dL) 239.5 (191.5, 293) 246 (191, 309) 0.60
Preoperative PT-INR 1.03 (0.97, 1.25) 1.03 (0.98, 1.14) 0.50
Preoperative APTT (second) 32.5 (27.5, 39.5) 31 (27.5, 36) 0.34
sCre (mg/dL) 0.84 (0.73, 1.52) 0.87 (.67, 1.09) 0.23
eGFR (ml/min/1.73 m2) 51.2 (28.4, 60.8) 62.1 (45.9, 76.4) < 0.001
Lowest hemoglobin during CPB (g/dL) 7.3 (6.9, 7.6) 7.5 (6.9, 8) 0.22
CPB duration (min) 193 (169, 232) 215.5 (172, 272) 0.18
  1. Data were expressed as median (interquartile range)
  2. APTT activated partial thromboplastin time, CPB cardiopulmonary bypass, eGFR estimated glomerular filtration rate, PT-INR prothrombin time-international normalized ratio, sCre serum creatinine, Yr years old