Table 1.
Univariate analysis of risk factors for central line-associated bloodstream infections
|
Potential risk factor
|
|
CLABSI cases, n = 34, n (%)
|
Control, n = 1600, n (%)
|
P
value1
|
| Age | < 50 yr | 11 (32) | 672 (42) | 0.13 |
| > 50 yr | 23 (68) | 928 (58) | ||
| Gender | Male | 20 (59) | 880 (55) | 0.32 |
| Female | 14 (41) | 720 (45) | ||
| Primary clinical diagnosis | Medical | 24 (71) | 1056 (66) | 2.88 |
| Surgical | 10 (29) | 544 (34) | ||
| Catheter insertion site | Subclavian | 4 (11) | 496 (31) | < 0.05 |
| Jugular | 10 (30) | 464 (29) | ||
| Femoral | 20 (59) | 640 (40) | ||
| ICU time interval from ICU admission till line insertion | < 5 d | 19 (56) | 1408 (88) | < 0.05 |
| > 5 d | 15 (44) | 192 (12) | ||
| Location of central line insertion | ICU | 20 (59) | 1216 (76) | < 0.05 |
| Non-ICU | 14 (41) | 384 (24) | ||
| Length of duration central line | < 1 wk | 11 (32) | 1438 (90) | < 0.001 |
| > 1 wk | 23 (68) | 162 (10) | ||
| Death | 15 (44) | 432 (27) | < 0.01 | |
| A live discharge | 19 (54) | 1168 (73) | < 0.01 |
1
Using Chi-squared test.
ICU: Intensive care unit; CLABSI: Central line-associated bloodstream infections.