Table 2.
Characteristics of haemodialysis catheters during baseline and intervention phases of trial
| Characteristics | Baseline phase | Intervention phase | |||
|---|---|---|---|---|---|
| Catheters | Catheter days | Catheters | Catheter days | ||
| Total No of catheters | 5431 | 497 875 | 5862 | 648 390 | |
| Insertion on left side of body | 1003 (18.5) | 82 479 | 1080 (18.4) | 104 582 | |
| Vein of insertion: | |||||
| Internal jugular | 4653 (85.7) | 457 083 | 5130 (87.5) | 615 014 | |
| Femoral | 592 (10.9) | 15 058 | 554 (9.4) | 15 034 | |
| Subclavian | 152 (2.8) | 21 752 | 139 (2.4) | 13 447 | |
| Other or unknown | 34 (0.7) | 3982 | 39 (0.7) | 4895 | |
| Catheter type*: | |||||
| Tunnelled | 4069 (74.9) | 482 001 | 4696 (80.1) | 633 820 | |
| Non-tunnelled | 1361 (25.1) | 15 838 | 1165 (19.9) | 14 297 | |
| Reason for central venous access: | |||||
| Acute kidney injury | 1898 (34.9) | 95 340 | 1865 (31.8) | 118 947 | |
| Start of maintenance dialysis without functioning access | 1808 (33.3) | 215 685 | 2235 (38.1) | 302 293 | |
| Transfer from peritoneal dialysis (temporary or permanent) | 644 (11.8) | 75 709 | 612 (10.4) | 85 541 | |
| Arteriovenous fistula or graft thrombosis | 645 (11.9) | 70 056 | 742 (12.7) | 89 175 | |
| Arteriovenous fistula or graft infection | 95 (1.7) | 6636 | 78 (1.3) | 8730 | |
| Other | 344 (6.1) | 587 | 331 (5.6) | 3514 | |
Values are numbers (percentages) unless stated otherwise. *One catheter in each phase had a missing or unknown type of catheter documented, with corresponding missing catheter day counts of 36 days in baseline phase and 273 in intervention phase.