Ventilator-associated pneumonia and ICU mortality in severe ARDS patients ventilated according to a lung-protective strategy

Table 6 Risk factors associated with the occurrence of bacterial VAP

	Hazard ratio	95% confidence interval for hazard ratio		P
		Lower	Upper
Male sex	2.39	1.39	4.14	0.002
SAPS II on inclusion	0.99	0.97	1.00	0.14
Glasgow Coma Scale score on admission	0.93	0.88	0.98	0.01
PaO₂:FI O₂ on inclusion	0.99	0.99	1.00	0.54
Respiratory system compliance on inclusion	0.98	0.96	1.01	0.15
Received NMBA for 48 hours	1.03	0.69	1.54	0.88
Emergency reintubation	1.14	0.67	1.92	0.63
Tracheostomy	0.45	0.27	0.74	0.001
Transport out of the ICU	1.07	0.69	1.64	0.77
Enteral nutrition	0.56	0.33	0.97	0.04
Subglottic secretion drainage	0.52	0.27	0.99	0.05

Hazard ratios are for ventilator-associated pneumonia (VAP) versus no VAP by using the multistate model. NMBA, neuromuscular blocking agent.

ISSN: 1364-8535