Table 6 Clinical characteristics and perioperative data of non-ARDS and real ARDS groups

Age (year, ‾x±s)

52.0 ± 11.58

56.4 ± 13.0

0.047

Male(n,%)

128 (71.5)

21 (63.6)

0.363

BMI (kg/m²,‾M [IQR])

26.8 (23.9–29.1)

25.9 (23.9–28.5)

0.914

Smoking (n, %)

65 (36.3)

13 (39.4)

0.736

Drinking (n, %)

49 (27.4)

10 (30.0)

0.864

Hypertension (n, %)

132 (73.7)

31 (93.9)

0.011

Diabetes (n, %)

7 ( 3.9)

3 (9.1)

0.399

CHD (n, %)

25 (14.0)

6 (18, 2)

0.718

Stroke (n, %)

12 (6.7)

3 (9.1)

0.903

CKD (n, %)

6 (3.4)

0 (0)

0.593

Onset to operation time(h, M [IQR])

20 (11.0–76.0)

14.0 (9.0-24.5)

0.016

Shock (n, %)

7 (3.9)

2 (6.1)

0.926

WBC (10⁹/L, M [IQR])

11.7 (8.7–15.1)

11.8 (8.7–15.2)

0.941

NLR (M [IQR])

0.11 (0.07–0.20)

0.12 (0.07–0.23)

0.787

PLT (10⁹/L, M [IQR])

177.0 (145.0-218.0)

172.0 (139.0-209.0)

0.537

Hemoglobin (g/L,‾x±s)

132.8 ± 18.8

132.2 ± 16.8

0.844

PT (s, M [IQR])

12.5 (11.8–13.6)

12.8 (11.9–13.7)

0.561

Fibrinogen (g/L, M [IQR])

2.2 (1.8–3.1)

2.2 (1.9–2.6)

0.245

ALT (U/L, M [IQR])

27.0 (20.6–38.0)

27.0 (16.2–42.0)

0.577

Bilirubin (µmol/L, M [IQR])

15.7 (12.0-21.9)

15.7 (11.5–23.3)

0.956

Creatinine (µmol/L, M [IQR])

72.6 (62.5–91.1)

76.5 (62.8–90.0)

0.546

Surgical method

Total arch replacement (n, %)

168.0(93.9)

33.0(100.0)

0.300

Hemiarch replacement (n, %)

11.0(6.1)

0(0)

Operation time (min, M [IQR])

357.0 (310.0-420.0)

420.0 (349.0-541.5)

0.001

CBP time (min, M [IQR])

180.0 (155.1-220.7)

184.9 (162.9–251.0)

0.248

ACCT (min, M [IQR])

103.0 (83.3–128.0)

105.0 (81.5-124.9)

0.952

Perioperative blood loss (mL, M [IQR])

2254.0 (1847.0-2950.0)

3621.0 (2393.0-7575.0)

< 0.001

Perioperative transfusion (RBC, U, M [IQR])

6.0 (3.0–10.0)

10.0 (6.0-14.5)

0.001

Perioperative transfusion (plasma, mL, M [IQR])

1000.0 (740.0-1310.0)

1200.0(800.0-2450.0)

0.013

Perioperative fluid load(ml, M [IQR])

-900(-1712.0-392.0)

210(-1800.5-1659.0)

0.096