Research Article
Patterns of Hemodialysis Catheter Dysfunction Defined According to National Kidney Foundation Guidelines As Blood Flow <300 mL/min
Table 1
Patient characteristics.
| | Type of catheter use | | All | First access | Replacement access | value | | ,364 | | ,646 | | Count | % | Count | % | Count | % |
| Age | | | | | | | | 18–49 | 712 | 21.2 | 150 | 20.9 | 562 | 21.2 | <0.001 | 50–64 | 1,112 | 33.1 | 209 | 29.1 | 903 | 34.1 | 65–74 | 813 | 24.2 | 165 | 23 | 648 | 24.5 | ≥75 | 727 | 21.6 | 194 | 27 | 533 | 20.1 | Gender | | | | | | | | Male | 1,728 | 51.4 | 366 | 51 | 1,362 | 51.5 | 0.81 | Female | 1,636 | 48.6 | 352 | 49 | 1,284 | 48.5 | Race | | | | | | | | White | 1,694 | 50.4 | 455 | 63.4 | 1,239 | 46.8 | <0.0001 | Black | 1,417 | 42.1 | 222 | 30.9 | 1,195 | 45.2 | Other | 253 | 7.5 | 41 | 5.7 | 212 | 8 | Underlying cause of renal failure | | | | | | | | Diabetes | 1,533 | 45.6 | 329 | 45.8 | 1,204 | 45.5 | 0.09 | Hypertension | 957 | 28.4 | 200 | 27.9 | 757 | 28.6 | Glomerulonephritis | 341 | 10.1 | 59 | 8.2 | 282 | 10.7 | Other | 533 | 15.8 | 130 | 18.1 | 403 | 15.2 | Charlson Comorbidity Index | | | | | | | | 0 | 1,239 | 36.8 | 332 | 46.2 | 907 | 34.3 | <0.0001 | 1-2 | 716 | 21.3 | 160 | 22.3 | 556 | 21 | 3-4 | 779 | 23.2 | 128 | 17.8 | 651 | 24.6 | ≥5 | 630 | 18.7 | 98 | 13.6 | 532 | 20.1 | Dialysis network | | | | | | | | 01 New England/02 (NY) | 121 | 3.6 | 24 | 3.3 | 97 | 3.7 | <0.001 | 03 (NJ)/04 (PA) | 128 | 3.8 | 30 | 4.2 | 98 | 3.7 | 05 (VA) | 350 | 10.4 | 75 | 10.4 | 275 | 10.4 | 06 (NC)/08 (MS) | 460 | 13.7 | 66 | 9.2 | 394 | 14.9 | 07 (FL) | 242 | 7.2 | 63 | 8.8 | 179 | 6.8 | 09 (IN) | 130 | 3.9 | 35 | 4.9 | 95 | 3.6 | 10 (IL) | 101 | 3 | 24 | 3.3 | 77 | 2.9 | 11 (MN) | 268 | 8 | 72 | 10 | 196 | 7.4 | 12 (MO) | 115 | 3.4 | 38 | 5.3 | 77 | 2.9 | 13 (OK) | 134 | 4 | 33 | 4.6 | 101 | 3.8 | 14 (TX) | 416 | 12.4 | 76 | 10.6 | 340 | 12.8 | 15 (CO) | 231 | 6.9 | 50 | 7 | 181 | 6.8 | 16 (WA)/17 (N-CA) | 311 | 9.2 | 60 | 8.4 | 251 | 9.5 | 18 (S-CA) | 357 | 10.6 | 72 | 10 | 285 | 10.8 |
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