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Table 1 The demographics and clinical characteristics of all the patients

From: Left ventricular-arterial coupling is associated with prolonged mechanical ventilation in severe post-cardiac surgery patients: an observational study

Characteristics

Groups

P

Non-prolonged MV (n = 30)

Prolonged MV (n = 26)

Gender Males n (%)

23 (76.67%)

22 (84.62%)

0.455

Age (years)

49.90 ± 16.60

54.27 ± 16.52

0.329

SOFA

11.09 ± 2.01

12.56 ± 2.71

0.003

MV (hours)

97.33 ± 26.97

280.50 ± 141.65

< 0.001

ICU LOS (days)

8.13 ± 4.14

15.73 ± 7.02

<0.001

Types of surgery

 CABG n (%)

6 (20.00%)

5 (19.23%)

0.942

 Pericardiectomy n (%)

10 (33.33%)

13 (50.00%)

0.206

 Valve surgery n (%)

13 (43.33%)

9 (34.62%)

0.505

 Ventricular septal defect repair n (%)

0 (00.00%)

1 (3.85%)

0.464

 Atrial neoplasms resection n (%)

2 (6.67%)

0 (0.00%)

0.282

 Replacement of aorta n (%)

1 (3.33%)

0 (0.00%)

1.000

ECC duration (min)

116.21 ± 98.56

82.56 ± 79.50

0.200

Concomitant diseases

 Hypertension n (%)

11 (36.67%)

6 (23.08%)

0.270

 Diabetes n (%)

7 (23.33%)

3 (11.54%)

0.310

 CAC n (%)

8 (26.67%)

5 (19.23%)

0.511

 CKD n (%)

4 (13.33%)

1 (3.85%)

0.358

 CHF n (%)

8 (26.67%)

9 (34.62%)

0.519

Post-surgery drugs

 Vasopressors

  0-24 h n (%)

28 (93.33%)

26 (100%)

0.494

  24-48 h n (%)

25 (83.33%)

26 (100%)

0.055

   > 48 h n (%)

24 (80.00%)

26 (100%)

< 0.001

 Intropes

  0-24 h n (%)

28 (93.33%)

25 (96.15%)

1.000

  24-48 h n (%)

28 (93.33%)

25 (96.15%)

1.000

   > 48 h n (%)

19 (63.33%)

20 (76.92%)

0.384

  1. MV mechanical ventilation, SOFA sequential organ failure assessment, LOS length of stay, CABG coronary artery bypass grafting, ECC extracorporeal circulation, CAC coronary atherosclerotic cardiopathy, CKD chronic kidney disease, CHF chronic heart failure