Table 4.
Microbiological results-source of positive samples
| |
After propensity matching |
||||
|---|---|---|---|---|---|
| |
Infection (n=141) |
Colonization (n=141) |
|
||
| Variable | N | % | N | % | p-value |
|
Cannula associated |
35 |
25% |
59 |
42% |
0.004 |
|
Wound associated |
19 |
13% |
23 |
16% |
0.58 |
|
Urine |
21 |
15% |
27 |
19% |
0.42 |
|
Positive hemoculture |
58 |
41% |
41 |
29% |
0.04 |
|
Trachea |
18 |
13% |
15 |
11% |
0.71 |
| Other | 16 | 11% | 22 | 16% | 0.27 |
Data are presented as the number of occurrences and the percentage. P-values are based on two-sided chi squared or Fischer’s exact tests (as appropriate). Statistically significant (p < 0.05) values are presented in bold.