|
Characteristics of the study population |
|||
| Morbidly obese (n = 89) |
Control (n = 338) |
P value |
|
|
|
|||
| Age (years) |
51.1 ± 9.4 |
57.9 ± 18.1 |
0.02 |
| Gender (male/female) |
52/37 |
198/140 |
0.9 |
| Body mass index (kg/m2) |
48.6 ± 8.1 |
29.3 ± 5.3 |
< 0.001 |
| Charlson index |
2.1 ± 1.1 |
0.9 ± 1.0 |
< 0.001 |
| APACHE II score |
18 ± 4 |
19 ± 6 |
0.5 |
| Reasons for ICU admission |
|||
| Obstructive lung disease |
7 (8%) |
51 (15%) |
0.11 |
| Pneumonia |
17 (19%) |
72 (21%) |
0.76 |
| Congestive heart failure |
6 (7%) |
42 (12%) |
0.19 |
| Hypercapnic respiratory failure |
15 (17%) |
7 (2%) |
< 0.001 |
| Sepsis |
13 (15%) |
33 (10%) |
0.26 |
| Cerebrovascular accident |
3 (4%) |
17 (5%) |
0.71 |
| Cardiothoracic/vascular surgery |
6 (7%) |
14 (4%) |
0.45 |
| Non-vascular surgery |
12 (13%) |
47 (14%) |
0.94 |
| Trauma/burn |
8 (9%) |
49 (14%) |
0.24 |
| Others |
2 (2%) |
5 (1%) |
0.97 |
| Indications for tracheostomy |
|||
| Prolonged mechanical ventilation |
46 (52%) |
105 (31%) |
< 0.001 |
| Failure to wean |
34 (38%) |
192 (57%) |
0.003 |
| Vocal cord paralysis |
0 |
7 (2%) |
0.37 |
| Facial trauma |
9 (10%) |
24 (7%) |
0.47 |
| Epiglottitis |
0 (1%) |
10 (3%) |
0.21 |
| Duration of mechanical ventilation prior to tracheotomy (days) |
11.7 ± 5.2 |
12.8 ± 6.9 |
0.35 |
| Endotracheal intubations prior to tracheostomy (days) |
2 ± 1 |
2 ± 1 |
0.78 |
|
APACHE II, Acute Physiology and Chronic Health Evaluation II; ICU, intensive care unit. | |||
El Solh and Jaafar Critical Care 2007 11:R3 doi:10.1186/cc5147 |
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