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Table 2 Patient baseline characteristics

From: Physiological impact of high-flow nasal cannula therapy on postextubation acute respiratory failure after pediatric cardiac surgery: a prospective observational study

Baseline characteristics

Median (IQR)

Age (month)

4.5 (2.8–10.0)

Body weight (kg)

4.0 (2.9–6.8)

Male gender (%)

80

RACHS-1

3 (2–3)

Palliative operation (%)

40

Mechanical ventilation (hours)

75 (9–288)

Cardiac diagnosis

n (%)

HLHS

5 (25)

CAVSD

4 (20)

VSD

3 (15)

TOF

2 (10)

Others (SA/SV, TGA, DORV, TAPVR, IAA, TA)

6 (30)

Cause of acute respiratory failure

n (%)

Atelectasis

5 (25)

Heart failure/fluid overload

4 (20)

Uncontrolled airway secretion

4 (20)

Upper airway obstruction

2 (10)

Airway bleeding

1 (5)

Hypoventilation (due to sedative drugs)

1 (5)

Weak cough

1 (5)

Unclassified

2 (10)

Outcomes

n (% or IQR)

HFNC failure, n (%)

1 (5)

24 h reintubation, n (%)

1 (5)

ICU length of stay (days)

11 (7.5–17)

  1. IQR interquartile range, RACHS-1 risk adjustment for congenital heart surgery, HLHS hypoplastic left heart syndrome, CAVSD complete atrioventricular septal defect, VSD ventricular septal defect, TOF tetralogy of fallot, SA/SV single atrium/single ventricle, TGA transposition of great arteries, DORV double outlet right ventricle, TAPVR total anomalous pulmonary venous return, IAA interruption of aortic arch, TA tricuspid atresia, HFNC high-flow nasal cannula