Table 2.
Multivariate analysis for the contributing factors of CRBSI
| Clinical situations | Contributing factors | Odds ratio | 95% CI | P-value |
|---|---|---|---|---|
| Patients’ characteristics | Age | 3.520 | 0.003~0.032 | 0.0091* |
| Sex | 1.380 | −0.078~0.407 | 0.2270 | |
| Absolute neutrophil upon insertion | −0.275 | −0.001~0.001 | 0.4557 | |
| Catheter conditions | Resident performance | 0.807 | −0.742~0.328 | 0.2257 |
| Insertion direction (right or left) | 1.064 | −0.282~0.329 | 0.6399 | |
| Insertion site (internal jugular, subclavian, or femoral) | 0.987 | −0.424~0.415 | 0.6888 | |
| Catheter indwelling duration | 0.013 | −0.023~0.002 | 0.0868 | |
| Ultrasound-guided | 0.833 | −0.635~0.274 | 0.7201 | |
| Number of lumens | 0.787 | −0.021~0.001 | 0.9475 | |
| Size of catheter | 1.365 | −0.085~0.398 | 0.4877 |
CI confidence intervals
*P < 0.05