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Fig. 3 | Critical Care

Fig. 3

From: Bronchoscopy versus an endotracheal tube mounted camera for the peri-interventional visualization of percutaneous dilatational tracheostomy - a prospective, randomized trial (VivaPDT)

Fig. 3

Changes in partial pressure of arterial carbon dioxide (PaCO2) (per-protocol [PP] analysis). Time point 1 = before start of intervention; time point 2 = before tracheal cannulation; time point 3 = after insertion of tracheal cannula. * p < 0.05 for difference between groups at respective time points (t test).

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Critical Care

ISSN: 1364-8535