Table 3.
Prevalence of IEL-adjacent collagen (all samples, n=554) by baseline attributes
| Factora | Factor Present | Prevalence of Collagen | Factor Absent | Prevalence of Collagen | P Value |
|---|---|---|---|---|---|
| N | N (%) | N | N (%) | ||
| Female | 165 | 133 (80.6) | 389 | 306 (78.7) | 0.60 |
| Black | 240 | 184 (76.7) | 306 | 247 (80.7) | 0.25 |
| Diabetes prevalence | 328 | 265 (80.8) | 226 | 174 (77.0) | 0.28 |
| Cardiovascular disease | 295 | 237 (80.3) | 259 | 202 (78.0) | 0.50 |
| Coronary artery disease | 149 | 121 (81.2) | 405 | 318 (78.5) | 0.49 |
| Cerebrovascular disease | 78 | 61 (78.2) | 476 | 378 (79.4) | 0.81 |
| Venous thromboembolic disease | 34 | 26 (76.5) | 520 | 413 (79.4) | 0.68 |
| Peripheral arterial disease | 86 | 71 (82.6) | 468 | 368 (78.6) | 0.41 |
| Tobacco use | 304 | 252 (82.9) | 247 | 184 (74.5) | 0.02 |
| On dialysis at time of surgery | 360 | 291 (80.8) | 194 | 148 (76.3) | 0.21 |
| Forearm fistula | 127 | 87 (68.5) | 427 | 352 (82.4) | <0.001 |
| Upper-arm fistula: basilic or brachial vein | 163 | 134 (82.2) | |||
| Upper-arm fistula: cephalic vein | 264 | 218 (82.6) |
a
See Table 1 footnotes for specific factor definitions.