Table 5.

Identification of gradual ventilator-associated pneumonia with assessment of diagnostic tool parameters

	AUC	95 % CI	p Value	Sensitivity	Specificity	Likelihood ratio
						Positive	Negative
PCT ≥0.5 ng/ml	0.505	0.332–0.677	0.953	65	40	1.08	0.88
CRP ≥54 mg/dl	0.678	0.493–0.863	0.047	60	49	1.22	0.86
mCPIS >5 points	0.670	0.545–0.796	0.016	44	92	6.67	0.60

CRP C-reactive protein, mCPIS modified Clinical Pulmonary Infection Score, PCT procalcitonin