Male sex
|
119 (78)
|
55 (79)
|
0.75
|
Age
|
68 (55 to 76)
|
66 (49 to 77)
|
0.54
|
Type of admission
|
Medical
|
106 (69)
|
46 (66)
|
0.83
|
|
Surgical
|
27 (18)
|
15 (21)
|
0.53
|
|
Scheduled
|
20 (13)
|
9 (13)
|
0.65
|
SAPS II
| |
48 (38 to 61)
|
48 (38 to 55)
|
0.80
|
Main diagnosis at admission
|
Septic shock
|
23 (15)
|
20 (29)
|
0.02
|
|
Multiple organ failure
|
8 (5)
|
4 (6)
|
0.79
|
|
Cardiovascular failure
|
6 (4)
|
1 (1)
|
0.64
|
|
Respiratory failure
|
55 (36)
|
19 (27)
|
0.14
|
|
Acute respiratory exacerbation of chronic pulmonary diseases
|
9 (6)
|
5 (7)
|
0.61
|
|
Acute renal failure
|
4 (3)
|
1 (1)
|
0.57
|
|
Scheduled surgery
|
4 (3)
|
6 (9)
|
0.02
|
Treatments within 48 hrs of ICU admission
|
Vasopressors
|
101 (66)
|
42 (60)
|
0.25
|
|
Steroids
|
50 (33)
|
24 (34)
|
0.67
|
|
Broad-spectrum antimicrobials
|
92 (60)
|
54 (77)
|
0.03
|
Duration of ICU stay before VAP
|
9 (6 to 17)
|
11 (6 to 18)
|
0.23
|
Organ dysfunction scores the day before VAP
|
LOD
|
5 (3 to 7)
|
4.5 (3 to 7)
|
0.56
|
|
SOFA
|
6 (3 to 8)
|
5 (3 to 7)
|
0.77
|
Polymicrobial VAP
|
45 (29)
|
18 (26)
|
0.53
|
Positive blood culture
|
6 (4)
|
7 (10)
|
0.11
|
Duration of stay
|
ICU
|
29 (17 to 48)
|
28,5 (18 to 48)
|
0.37
|
|
Hospital
|
47.5 (28 to 72)
|
50 (28 to 68)
|
0.24
|