Risk factors for postprocedural complications and restenosis.
| Variable | Any Postprocedural Complication, HR (95% CI) | Restenosis, HR (95% CI) |
|---|---|---|
| Endovascular repair | 1.15 (0.59–2.25) | 1.33 (0.58–3.06) |
| Age at surgery | 0.87* (0.67–1.13) | 0.70* (0.48–1.01) |
| Sex male | 0.41 (0.12–1.39) | 0.43 (0.09–2.07) |
| Corticosteroid use | 1.45 (0.83–2.52) | 2.08 (0.96–4.51) |
| Corticosteroid dose** | 1.15 (1.04–1.26) | 1.23 (1.05–1.45) |
| Immunosuppressant use | 1.08 (0.59–1.97) | 1.32 (0.59–2.92) |
| Aorta | 1.10 (0.59–2.07) | 0.33 (0.11–0.99) |
| Thoracic | 1.35 (0.77–2.36) | 1.82 (0.86–3.85) |
| Abdominal | 1.33 (0.72–2.45) | 0.95 (0.41–2.23) |
| Emergency procedure | 2.53 (0.99–6.48) | 1.41 (0.29–6.81) |
| Arm claudication | 0.83 (0.47–1.47) | 1.14 (0.54–2.41) |
| Leg claudication | 0.93 (0.43–1.98) | 0.85 (0.29–2.44) |
| Heart failure | 0.73 (0.28–1.90) | 0.22 (0.03–1.67) |
| Myocardial infarction | 1.34 (0.49–3.66) | 2.49 (0.77–8.12) |
| Hypertension | 2.40 (1.12–5.16) | 4.91 (1.42–17.00) |
| Dyslipidemia | 2.93 (1.38–6.25) | 4.25 (1.41–12.79) |
| Diabetes mellitus | 0.79 (0.09–6.91) | — |
| Current smoker (vs never) | 0.41 (0.18–0.94) | 0.37 (0.11–1.24) |
| Former smoker (vs never) | 0.78 (0.41–1.49) | 0.93 (0.37–2.32) |
| NIH criterion 1 (systemic features, fever, musculoskeletal pain) | 0.72 (0.22–2.35) | 0.89 (0.19–4.09) |
| NIH criterion 2 (elevated ESR) | 2.59 (0.94–7.09) | 1.92 (0.33–11.9) |
| NIH criterion 3 (features of vascular ischemia or inflammation) | 1.99 (0.95–4.18) | 3.14 (1.06–9.27) |
| NIH criterion 4 (typical angiographic features) | 1.8 (0.63–5.16) | 1.89 (0.43–8.32) |
| NIH criteria (2+ vs 0–1) | 1.45 (0.80–2.63) | 1.75 (0.77–3.99) |