Table 1 Basic characteristics and clinical findings

Age, mean (SD)

55 (16)

Male (%)

16 (70 %)

557 (62 %)

.52

Medical history (%)

Cardiac

12 (52 %)

Pulmonary

7 (30 %)

Oncologic

7 (30 %)

Immunocompromised

2 (9 %)

98 (11 %)

.85

Indication for ICU admission (%)

Surgical

13 (57 %)

267 (30 %)

.01

Non-surgical

10 (43 %)

632 (70 %)

.01

ICU admission scores (SD) n = 21

APACHE-II score

19.8 (9.9)

19.1 (8.4)

.75

Predicted mortality

31 % (26)

34 % (26)

.60

SOFA score

8.1 (3.3)

Characteristics at the day of diagnosis (SD)

SOFA score

6.9 (3.7)

Body temperature (°C)

38.3 (1.1)

WBC count (10⁹/L)

14.3 (8.4)

CRP (mg/L)

180 (108)

CPIS

6.4 (2.1)

Median days on MV (IQR)

8 (4–19)

Number of BAL fluid cells

6.9*10⁵ (1.7*10⁵)

  of which PMNs

60 % (35)

  of which containing ICOs

5.1 (6.5)

Outcome

ICU mortality

9 (39 %)

234 (26 %)

.16

SMR (SD)

1.26 (0.42)

0.77 (0.04)

.14

28-day mortality

3 (13 %)

60-day mortality

6 (26 %)

Median hospital LOS (IQR)

63 (50–146)

23.7 (=mean)

.001

Median ICU LOS (IQR)

33 (13–62)

5.7 (=mean)

.000

Median days on MV (IQR)

34 (17–67)

Median hospital LOS after diagnosis (IQR)

22 (10–59)

Median ICU LOS after diagnosis (IQR)

13 (7–55)