Table 3 Multivariate analysis of factors related to cumulative aneurysm sac expansion rate.
| Variables | Univariate | Multivariate | ||||
|---|---|---|---|---|---|---|
| HR | 95%CI | P value | HR | 95%CI | P value | |
| Characteristics and comorbidities | ||||||
| Age (>80 years) | 3.00 | 1.36–6.55 | 0.007 | 2.82 | 1.21–6.59 | .0169 |
| Sex (female) | 3.67 | 1.61–8.00 | <0.01 | 2.10 | 0.85–4.99 | .1050 |
| Medication | ||||||
| Antiplatelet therapy | 0.04 | .0284 | ||||
| SAPT vs. none | 1.66 | 0.70–4.07 | 0.08 | 1.49 | 0.59–3.95 | .4030 |
| DAPT vs. none | 4.60 | 1.40–13.46 | 0.01 | 5.92 | 1.67–19.59 | .0076 |
| DAPT vs. SAPT | 2.77 | 0.67–7.59 | 0.08 | 3.98 | 1.17–12.36 | .0290 |
| Laboratory data | ||||||
| Disturbed PCR | 3.68 | 1.39–12.66 | 0.007 | 3.68 | 1.28–13.50 | .0141 |
| Aneurysms and treatments | ||||||
| Aortic neck length (<10 mm) | 5.42 | 1.56–14.49 | 0.01 | 12.51 | 3.20–41.98 | .0009 |
| Endoleak | 107.36 | 14.52–794.09 | <0.0001 | 97.5 | 12.36–769.61 | <0.0001 |
HR: hazard ratio; CI: confidence interval. Other abbreviations are the same as in Table 1.