Table 2.
Comparison of ESI/TI cases between the CDP and non-CDP groups
| ESI/TI cases | CDP group (n = 40) | Non-CDP group (n = 215) | P |
|---|---|---|---|
| Causative organisms | |||
| Staphylococcus aureus | 9 (23) | 65 (30) | 0.32 |
| CNS | 2 (5) | 33 (15) | 0.08 |
| Pseudomonas aeruginosa | 10 (25) | 16 (7) | <0.01 |
| Mycobacterium spp. | 6 (15) | 2 (1) | <0.01 |
| Others | 7 (18) | 46 (21) | 0.62 |
| No growth | 6 (15) | 53 (25) | 0.18 |
| Antibiotics use (as first therapy) | |||
| Oral antibiotics | 28 (70) | 186 (87) | 0.01 |
| First-generation cephalosporin, amoxicillin, amoxicillin/clavulanate | 7 (18) | 87 (40) | <0.01 |
| Clindamycin, minocycline, doxycycline | 2 (5) | 42 (20) | 0.03 |
| Quinolones | 22 (55) | 119 (55) | 0.97 |
| Others | 2 (5) | 5 (2) | 0.34 |
| I.v. antibiotics | 15 (38) | 86 (40) | 0.77 |
| Cephazolin, vancomycin | 13 (33) | 80 (37) | 0.57 |
| Ceftazidime, amikacin sulfate | 10 (25) | 67 (31) | 0.44 |
| Others | 2 (5) | 3 (1) | 0.13 |
| Duration of antibiotic therapy, da | 11 (4.5, 25) | 14 (7, 19) | <0.01 |
| Infection-free rate after CDP | |||
| 30 d | 90 | — | — |
| 90 d | 67 | — | — |
| 180 d | 52 | — | — |
| Catheter survival rate after CDP | |||
| 12 mo | 88 | — | — |
| 24 mo | 76 | — | — |
| 36 mo | 67 | — | — |
ESI, exit site infection; CDP, catheter diversion procedure; CNS, coagulase-negative streptococci; TI, tunnel infection.
a
Until CDP (CDP group) or antibiotics discontinuation (non-CDP group).