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Table 1 Characteristics of the 314 patients studied

From: Impact of nosocomial pneumonia on the outcome of mechanically-ventilated patients

 

Number of non-NP patients (n = 232)

Number of NP patients (n = 82)

Age

57.38 ± 16.24

50.77 ± 18.38

Sex (male/female)

144/88

70/12

Diagnostic category (%)

  

   Medical

132 (57)

28 (34.14)

   Trauma

17 (7.3)

25 (30.48)

   Surgical

83 (35.7)

29 (35.36)

APACHE II

  

   On admission

15.3 ± 6.7

17.96 ± 6.96

   On diagnosis of NP

N/A

19.63 ± 7.10

SAPS

  

   On admission

11.38 ± 5

13.46 ± 5.85

   On diagnosis of NP

N/A

14.91 ± 3.46

PO2/FiO2

  

   On admission

311.2 ± 152.6

261.47 ± 140.49

   On diagnosis of NP

N/A

146.55 ± 61.29

McCabe score (%)

  

   Non-fatal

137 (59.02)

55 (67.07)

   Ultimately fatal

93 (40.9)

26 (31.70)

   Fatal

2 (0.08)

1 (0.012)

COPD

16 (7)

7 (13.46)

Corticosteroids therapy

34 (14.65)

14 (17.07)

Coma

33 (14.2)

16 (19.51)

Length of ICU stay

14.5 ± 11.1

20.07 ± 18.17

Length of MV

11.03 ± 10.3

20.76 ± 18.80

  1. COPD = chronic obstructive pulmonary disease; MV = mechanical ventilation; NP = nosocomial pneumonia; SAPS = simplified acute physiology score.