Respiratory acidosis during bronchoscopy-guided percutaneous dilatational tracheostomy: impact of ventilator settings and endotracheal tube size.

BMC Anesthesiol · 2019 · PMC6689167 · PMID 31399057

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did not reach statistical significanceno p-value reported

However, changes in PaCO 2 and pH were attenuated with larger tube sizes and even did not reach statistical significance when using an ET of 8.5 mm ID.

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