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Table 3 The incidence rate of significant ACAS increased with the age of the patients

From: Correlation between significant asymptomatic carotid artery stenosis and severity of peripheral arterial occlusive disease in the lower limb: a retrospective study on 200 patients

Age ACAS (%)a Total number P-valueb Odds ratios (95% confidence interval)
Non-significant Significant
 50–59 38 (90.5%) 4 (9.5%) 42 0.016* 0.343 (0.129–0.910)
 60–69 62 (77.5%) 18 (22.5%) 80 0.785 0.945 (0.627–1.425)
  ≥ 70 53 (68.0%) 25 (32.1%) 78 0.023* 1.536 (1.087–2.169)
Total number 153 47 200   
  1. ACAS Asymptomatic carotid artery stenosis
  2. *Significant P-value
  3. aχ2 = 7.78, P = 0.020; Spearman’s rho = 0.194, P = 0.006
  4. bAfter Bonferroni correction α’ = 0.017