Table 5.

Outcomes of study patients based on the presence of ventilator-associated events

	VAC, n = 227	No VAC, n = 832	p	IVAC, n = 123	No IVAC, n = 936	p	pVAP, n = 62	No pVAP, n = 995	p
ICU mortality	98 (43.2)	316 (38)	0.163	23 (45.1)	340 (36.3)	0.180	26 (41.9)	388 (39)	0.547
Duration of mechanical ventilation, days	15 (10–27)	9 (6–15)	< 0.001	16 (12.5–29)	9 (6–16)	< 0.001	18 (15–31)	9 (6–16)	< 0.001
Mechanical ventilation-free days	1 (0–11)	9 (0–16)	< 0.001	1 (0–10)	8 (0–15)	< 0.001	5 (0–14)	8 (0–15)	0.002
Length of ICU stay, days	19 (13–32)	14 (9–23)	< 0.001	20 (16–31.5)	14 (9–24)	< 0.001	23 (19–34)	14 (9–24)	< 0.001
Length of hospital stay, days	27 (17–51)	19 (11–35)	< 0.001	27 (18.5–52)	20 (11–35.5)	< 0.001	28 (19.5–53)	20 (11–36)	< 0.001

Data are numbers (%), or median (interquartile range)

d, day; IVAC, infection-related ventilator-associated condition; p, probable; VAC, ventilator-associated condition