Table 5.

Critical patient-related adverse events during intra-hospital transports (N = 441 intra-hospital transports evaluated)

Critical patient-related adverse events	Transportsa (n)	Transports (%)
Total critical P-AEs	146	33.1
Vital sign–related critical P-AEsb	101	22.9
RR abnormality or more severe	54	12.2
HR abnormality or more severe	31	7.0
SBP abnormality or more severe	21	4.7
SpO2 abnormality or more severe	11	2.5
Arterial blood gas analysis–related critical P-AEsb	66	15.0
pH abnormality or more severe	2	0.5
PaO2 abnormality or more severe	30	6.8
PaCO2 abnormality or more severe	7	1.6
HCO3 − abnormality or more severe	3	0.7
Lactate level abnormality or more severe	28	6.4
Glucose level abnormality or more severe	6	1.4
Accidental extubation	1	0.2
Airway obstruction	1	0.2

P-AE patient-related adverse events, RR respiratory rate, HR heart rate, SBP systolic blood pressure, SpO ₂ pulse oximetry, PaO ₂ partial pressure of oxygen in arterial blood, PaCO ₂ partial pressure of carbon dioxide in arterial blood, HCO ₃ ⁻ bicarbonate level

^aNumber of transports with at least one AE

^bDefined as a parameter with more severe abnormality detected (category 2 or worse in Fig. 2)