Table 1 |
|
|
Demographics of study population |
|
| Age (mean ± SD) (years) |
61 ± 16.9 |
| Male:female |
239:161 |
| APACHE II (mean ± SD) |
16 ± 8 |
|
|
|
|
Ray et al. Critical Care 2009 13(Suppl 1):P495 doi:10.1186/cc7659 |
|