Accuracy of the clinical pulmonary infection score to differentiate ventilator-associated tracheobronchitis from ventilator-associated pneumonia

Annals of Intensive Care

Table 2 Clinical outcomes of patients

	Derivation cohort		P value	Validation cohort		P value
	VAT (n = 320)	VAP (n = 369)	P value	VAT (n = 70)	VAP (n = 136)	P value
Days on mechanical ventilation	13 (8–20)	13 (8–26)	0.35	18 (13–29)	17 (11–29)	0.23
Days in the ICU	21 (15–34)	22 (13–36)	0.69	24 (16 – 37)	22 (14–35)	0.3
ICU mortality	93 (29%)	146 (40%)	0.004	18 (26%)	46 (34%)	0.23
Progression from VAT to VAP	39 (12%)	–	–	7 (10%)	–	–

Data are presented as number (%) or median (interquartile range)
ICU Intensive Care Unit; VAP Ventilator-Associated Pneumonia; VAT Ventilator-Associated Tracheobronchitis
p values < 0.05 are indicated in italics characters