| Case (n = 68) |
| Control (n = 136) |
| ||
Continuous variables | Mean/Median | DP/IQ | Mean/Median | DP/IQ | p | |
Hospital stays (days) | 34.8/35 | 17.2/22 | 23.8/22 | 11.5/14 | <0.001 | |
ICU stays (days) | 25.4/23 | 15.5/19 | 16.8/16 | 6.8/10 | <0.001 | |
Estimated mortality percentage-APACHE-II | 45.3/47 | 21.3/27 | 41.9/40 | 21.7/31 | 0.200 | |
Number of morbidities | 1.4/1 | 1.3/2 | 1.3/1 | 1.3/2 | 0.570 | |
CVC Days | 28.7/25 | 15.2/20 | 18.8/18 | 9.5/12 | <0.001 | |
SVD Days | 30.9/29 | 16.1/21 | 21.1/20 | 10.2/13 | <0.001 | |
VM Days | 21.4/17 | 15.6/17 | 11.9/12 | 8.6/13 | <0.001 | |
Categorical variables | n | % | n | % | p | |
Form of hospital admission |
|
|
|
| <0.001 | |
Community | 36 | 52.9 | 115 | 84.6 |
| |
Transfer of another health unit | 32 | 47.1 | 21 | 15.4 |
| |
Recent prior |
|
|
|
| 0.011 | |
hospitalization |
|
|
|
|
| |
No | 33 | 48.5 | 91 | 66.9 |
| |
Yes | 35 | 51.5 | 45 | 33.1 |
| |
Colonization |
|
|
|
| <0.001 | |
No | 43 | 63.2 | 128 | 94.1 |
| |
Yes | 25 | 36.8 | 8 | 5.9 |
| |
Surgical procedure |
|
|
|
| 0.013 | |
No | 32 | 47.1 | 90 | 66.2 |
| |
Yes | 36 | 52.9 | 46 | 33.8 |
| |
Hemodialysis |
|
|
|
| 0.468 | |
No | 47 | 69.1 | 102 | 75.0 |
| |
Yes | 21 | 30.9 | 34 | 25.0 |
| |
Enteral tube |
|
|
|
| 0.011 | |
No | 2 | 2.9 | 22 | 16.2 |
| |
Yes | 66 | 97.1 | 114 | 83.8 |
| |
Use of previous antimicrobial |
|
|
|
| 0.265 | |
No | 2 | 2.9 | 11 | 8.1 |
| |
Yes | 66 | 97.1 | 125 | 91.9 |
| |