Table 1.

Characteristics of patients with HAP.

Characteristics	30-day survivors (n = 182)	30-day non-survivors (n = 41)	Statistics	P
Demographics
Male, n (%)	128 (70.3)	27 (65.9)	0.316∗	0.574
Age (years) median, (Q1, Q3)	73.5 (62.0, 82.0)	79.0 (68.0, 88.0)	−2.097†	0.036
Comorbidity, n (%)
Neoplastic disease	31 (17.0)	16 (39.0)	9.729∗	0.002
Cardiovascular disease	39 (21.4)	23 (56.1)	20.037∗	<0.001
Liver disease	24 (13.2)	7 (17.1)	0.422∗	0.516
Renal disease	38 (20.9)	16 (39.0)	6.004∗	0.014
Cerebrovascular disease	64 (35.2)	13 (31.7)	0.177∗	0.674
Immunocompromised status	4 (2.2)	2 (4.9)	0.918∗	0.338
Pulmonary disease	84 (46.2)	25 (61.0)	2.942∗	0.086

^∗χ² value.

^†Z value.

HAP: Hospital-acquired pneumonia.