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Table 4 Hemodynamic and respiratory parameters before and after high-flow nasal cannula therapy (n = 20)

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

Parameters

Pre-HFNC

Post-HFNC

p value

RR (breaths per minute)

43.5 (32.0–54.8)

28.5 (21.0–40.5)

0.0008

PaCO2 (mmHg)

46.4 (41.1–55.9)

46.0 (42.1–51.9)

0.05

SaO2 (%)

92.9 (77.5–97.1)

95.1 (3.0–98.9)

0.15

SBP (mmHg)

87.5 (77.8–103.5)

76.0 (70.3–85.0)

0.003

HR (beats per minute)

143.5 (111.3–155.8)

117.5 (109.5–143.0)

0.34

Lactate (mmol/l)

1.1 (0.5–1.7)

1.0 (0.8–1.5)

0.21

  1. HFNC high-flow nasal cannula, RR respiratory rate, PaCO 2 partial pressure of arterial carbon dioxide, SaO 2 arterial oxygen saturation, SBP systolic blood pressure, HR heart rate
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Journal of Intensive Care

ISSN: 2052-0492