Table IV.
Univariate analysis of factors associated with survey response versus nonresponse at 12 months
| Variable | NR/total (%)* | P value† |
|---|---|---|
| Patient-related variables | ||
| Sex | .9497 | |
| Race | .0034 (nonwhite) | |
| White | 291/848 (34.3) | |
| Nonwhite | 148/323 (45.8) | |
| Weight | .1933 | |
| Age | .8355 | |
| Indication (tissue loss vs rest pain) | .2506 | |
| Prior inflow reconstruction | .9999 | |
| Prior infrainguinal reconstruction | .6882 | |
| Prior myocardial infarction | .6865 | |
| Prior coronary bypass procedure | .9438 | |
| Prior stroke | .9390 | |
| Diabetes | .0338 (yes) | |
| Yes | 293/736 (39.8) | |
| No | 146/435 (33.6) | |
| Dialysis | .3912 | |
| Dyslipidemia | .5828 | |
| Hypertension | .0264 (no) | |
| Yes | 340/946 (35.9) | |
| No | 99/225 (44.0) | |
| Surgical outcomes | ||
| Critical stenosis | .0014 (yes) | |
| Yes | 209/487 (42.9) | |
| No | 230/684 (33.6) | |
| Primary patency | .1741 | |
| Primary assisted patency | <.0001 (no) | |
| Yes | 260/883 (29.5) | |
| No | 179/288 (62.15) | |
| Secondary patency | <.0001 (no) | |
| Yes | 275/925 (29.7) | |
| No | 164/246 (66.7) | |
| Amputation | <.0001 (yes) | |
| Yes | 110/125 (88.0) | |
| No | 329/1046 (31.5) |
*
NR indicates nonresponders; total represents patient is alive at the time of the survey.
†
The factor related to survey nonresponse is given in parentheses for significant P values.