Table 3.

Factors associated with the occurrence of VAP (univariate and multivariate analysis)

ICU management	Ventilated patients (n = 282)	No VAP (n = 115)	VAP (n = 167)	p-value	Multivariate OR (95%IC), p-value
Curarisation, days, median (Q1;Q3)	2 (1;6)	1 (1;3)	4 (2;7)	< 0.001	-
Prone position, n (%)	162 (57%)	46 (40%)	116 (69%)	< 0.001	-
MV, days, median (Q1;Q3)	9 (5;20.3)	5 (3;8)	16 (9;27.8)	< 0.001	1.12 (1.08;1.18), p < 0,001
Dexamethasone, n (%)	217 (77%)	74 (64%)	143 (86%)	< 0.001	2.97 (1.46;6.25), p = 0,003

MV mechanical ventilation, VAP ventilated associated pneumonia