Table 3. Demographic and clinical variables of patients admitted in the ICU with pneumonia according to the presence of MR pathogens.

	MR patients n = 23 (14%)	No MR patients n = 146 (86%)	P Value
Age (years)	72 (59–77)	67 (57–73)	0.126
Male gender	16 (70%)	89 (61%)	0.494
Performance Status
0–1	8 (35%)	75 (51%)	0.179
2–4	15 (65%)	69 (47%)
Solid tumors	15 (65%)	102 (70%)	0.635
Hematologic malignancy	8 (35%)	44 (30%)
Hospital LOS prior ICU (days)	1 (0–2)	1 (0–2)	0.901
Charlson comorbidity	2 (2–6)	3 (2–5)	0.484
Neutropenia	3 (13%)	13 (9%)	0.460
Septic shock at ICU admission	19 (83%)	121 (83%)	0.999
SOFA D1 – points	9 (6–11)	7 (5–11)	0.247
SAPS II – points	52 (46–63)	51 (41–61)	0.576
Ventilatory support category
None	0 (0%)	5 (4%)	0.999
Exclusive NIV	1 (4%)	13 (9%)	0.695
NIV followed by MV	4 (17%)	29 (20%)	0.999
MV	22 (96%)	128 (88%)	0.476
RRT	10 (44%)	45 (31%)	0.239
Corticosteroids use 30 days before	7 (30%)	38 (26%)	0.622
ICU mortality	13 (57%)	74 (51%)	0.658
Hospital mortality	17 (74%)	99 (68%)	0.636
ICU LOS (days)	14 (9–25)	10 (4–18)	0.052
Hospital LOS (days)	27 (11–34)	16 (8–34.25)	0.550

Definition of abbreviations: LOS = length of stay; ICU = intensive care unit; NIV = noninvasive ventilation; SOFA score = sequential organ failure assessment score; SAPS score = simplified acute physiology score; RRT = renal replacement therapy