Adverse events during intrahospital transport of critically ill patients: incidence and risk factors

Annals of Intensive Care

Table 4 Risk factors of adverse events during IHT

Qualitative data		Univariate analysis		Multivariate analysis
	OR (95% CI)	p	OR (95% CI)	p
Treatments before transport
Dialysis	0.76 (0.44-1.32)	NS
Sedation	2.02 (1.22-3.34)	0.008	1.85 (1.1-3.11)	0.021
Neuromuscular blockers use	1.55 (0.69-3.45)	NS
Norepinephrine before transport	1.61 (0.84-3.06)	NS
Dobutamine before transport	1.21 (0.58-2.54)	NS
Ventilatory mode before IHT
VAC	0.9 (0.48-1.69)	NS
BIPAP	0.94 (0.36-2.47)	NS
PSV	1.42 (0.65-3.11)	NS
FiO2 before IHT >60%	1.51 (0.81-2.83)	NS
PEEP before IHT >6 cmH₂O	2.27 (1.34-3.85)	0.003	2.28 (1.32-3.95)	0.003
Transport
More than four infusion pumps for transport	3.4 (0.88-13.03)	0.071		NS
Ventilatory mode change for transport	1.3 (0.64-2.65)	NS
Change of PEEP for transport	0.84 (0.05-13.64)	NS
Treatment modification for transport	2.22 (1.23-4.01)	0.011		NS
Sedation for transport	1.77 (0.88-3.55)	NS
Neuromuscular blocker use for transport	1.2 (0.44-3.29)	NS
Fluid challenge for transport	6.36 (1.37-29.64)	0.014	6.48 (1.32-31.69)	0.021
Quantitative data			Univariate	Multivariate
	Without AE	With AE	analysis	analysis
Patient data (Med (25 ^th ,75 ^th ))
Age (yr)	61 (44–74)	58 (50.5-68)	NS
SAPS II	48 (34–61)	48 (34–64)	NS
Transport's data (Med (25 ^th ,75 ^th ))
SOFA the day of transport	5 [3–7]	5 [3–8]	NS
MV duration before transport (days)	4 [2–11.25]	4 [2–10.75]	NS
No. of infusion pumps during transport	2 [1–3]	3 [2, 3]	p = 0.015	NS

VAC = volume assist–control; BIPAP = bi-level positive airway pressure; PSV = pressure support ventilation; FiO₂ = fraction of inspired oxygen; PEEP = positive end-expiratory pressure; SOFA = Sepsis-related Organ Failure Assessment; SAPS II = Simplified Acute Physiology Score; MV = mechanical ventilation; OR = odds ratio; CI = confidence interval.