Table 3 Characteristics of ICU patients

Age, mean (SD)

62.4 (± 16.4)

63.8 (± 18.6)

63.1 (± 17.6)

Sex, n (%)

 Female

43 (35.5%)

47 (33.3%)

90 (34.4%)

 Male

78 (64.5%)

94 (66.7%)

172 (65.6%)

Employment, n (%)

 Employed

37 (30.6%)

42 (29.8%)

79 (30.2%)

Reason for ICU admission, n (%)

 Surgical

63 (52.1%)

48 (34.0%)

111 (42.4%)

 Other

58 (47.9%)

93 (66.0%)

151 (57.6%)

Primary ICU diagnosis, n (%)

 Acute heart failure

17 (14.0%)

3 (2.1%)

20 (%)

 Acute myocardial infarction or cardiogenic shock

16 (13.2%)

10 (7.1%)

26 (%)

 Aortic disease

36 (29.8%)

0 (0.0%)

36 (%)

 Pneumonia or respiratory failure

10 (8.3%)

23 (16.3%)

33 (%)

 Sepsis or septic shock

12 (9.9%)

14 (9.9%)

26 (%)

 Acute exacerbation of chronic obstructive pulmonary disease

2 (1.7%)

0 (0.0%)

2 (%)

 Organ transplant

10 (8.3%)

0 (0.0%)

10 (%)

 Stroke or Intracranial hemorrhage

5 (4.1%)

37 (26.2%)

42 (%)

 Traumatic injury or burns

1 (0.8%)

35 (24.8%)

36 (%)

 Other

12 (9.9%)

19 (13.5%)

31 (%)

Comorbidities, n (%)

 Congestive heart failure

8 (6.6%)

2 (1.4%)

10 (%)

 Chronic pulmonary disease

8 (6.6%)

7 (5.0%)

15 (%)

 Chronic renal replacement therapy

3 (2.5%)

4 (2.8%)

7 (%)

 Diabetes mellitus

22 (18.2%)

25 (17.7%)

47 (%)

 Liver disease

5 (4.1%)

4 (2.8%)

9 (%)

 Metastatic cancer

6 (5.0%)

2 (1.4%)

8 (%)

 Other cancer

23 (19.0%)

14 (9.9%)

37 (%)

 Neuromuscular disease or epilepsy

6 (5.0%)

8 (5.7%)

14 (%)

 Dementia

1 (0.8%)

7 (5.0%)

8 (%)

Ventilator therapy performed, n (%)

94 (77.7%)

70 (49.6%)

164 (62.6%)

Duration of ventilator therapy > 48 h, n (%)

82 (67.8%)

60 (42.6%)

142 (54.2%)

Acute physiology and chronic health Evaluation II score, mean (SD)

18.3 (± 5.9)

16.1 (± 7.2)

17.1 (± 6.7)

ICU length of stay, day (median, IQR)

7.6 (5.0–14.0)

7.1 (4.0–14.7)

7.1 (4.6–14.3)

Hospital length of stay, day (median, IQR)

38.6 (25.5–65.7)

20.7 (9.0–36.6)

27.8 (14.9–48.4)

Vital status at ICU discharge, n (%)

 Alive

102 (84.3%)

118 (83.7%)

220 (84.0%)

 Expired

19 (15.7%)

23 (16.3%)

42 (16.0%)

Vital status at hospital discharge, n (%)

 Alive

94 (77.7%)

114 (80.9%)

208 (79.4%)

 Expired

27 (22.3%)

27 (19.1%)

54 (20.6%)