Table 2.
Characteristics of the catheters
| Characteristic | All N = 796 |
0.5% CHG N = 261 |
1.0% CHG N = 278 |
10% PVI N = 257 |
P value |
|---|---|---|---|---|---|
| Type of catheter (n, %) | 0.69 | ||||
| Central venous catheter | 285 (35.8%) | 93 (35.6%) | 95 (34.2%) | 97 (37.7%) | |
| Arterial catheter | 511 (64.2%) | 168 (64.4%) | 183 (65.8%) | 160 (62.3%) | |
| Insertion site (n, %) | 0.10 | ||||
| Central venous catheter | |||||
| Internal jugular vein | 265 (93.0%) | 86 (92.5%) | 93 (97.9%) | 86 (88.7%) | |
| Subclavian vein | 11 (3.9%) | 5 (5.4%) | 1 (1.1%) | 5 (5.2%) | |
| Femoral vein | 9 (3.2%) | 2 (2.2%) | 1 (1.1%) | 6 (6.2%) | |
| Arterial catheter | 0.20 | ||||
| Radial artery | 481 (96.0%) | 160 (97.0%) | 173 (96.1%) | 148 (94.9%) | |
| Femoral artery | 15 (3.0%) | 5 (3.0%) | 6 (3.3%) | 4 (2.6%) | |
| Dorsalis artery | 5 (1.0%) | 0 | 1 (0.6%) | 4 (2.6%) | |
| Duration of catheterization, median (IQR), days | 3.8 (2.0–6.7) | 3.8 (2.1–6.7) | 4.0 (2.0–7.0) | 3.7 (2.0–6.0) | 0.43 |
| Methods for catheter culture (n, %) | 0.49 | ||||
| Maki methods | 663 (83.3%) | 223 (85.4%) | 227 (81.7%) | 213 (82.9%) | |
| Sonication methods | 133 (16.7%) | 38 (14.6%) | 51 (18.4%) | 44 (17.1%) | |
| Dressing (n, %) | 0.41 | ||||
| Film | 668 (83.9%) | 225 (86.2%) | 228 (82.0%) | 215 (83.7%) | |
| Gauze | 128 (16.1%) | 36 (13.8%) | 50 (18.0%) | 42 (16.3%) | |
CHG chlorhexidine gluconate, PVI povidone-iodine, IQR interquartile range