Vascular cause n (%) | 19-29 | 30-39 | 40-49 | 50-59 | 60-70 | Median age (IQR) |
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Arteriogenic | 63 (24.0) | 43 (16.3) | 114 (43.3) | 35 (13.3) | 8 (3.0) | 40 (32, 48) |
Venogenic | 81 (25.1) | 94 (29.1) | 108 (33.4) | 34 (10.5) | 6 (1.9) | 39 (31.5-46.5) |
Mixed vascular | 11 (13.1) | 22 (26.2) | 32 (38.1) | 16 (19.0) | 3 (3.6) | 41 (35–47) |
Overall | 155 (23.1) | 159 (23.7) | 254 (37.9) | 85 (12.7) | 17 (2.5) | 40 (32.5, 47.5) |
- IQR, interquartile range. Data in parentheses are percentages, unless otherwise noted. Age distribution: χ2 test for all groups, all groups (except for mixed vascular): Pearson Chi-square = 30.416, P = 0.000; Pearson Chi-square = 19.24, P = 0.001 (adjusted α = 0.017), respectively. Age: Kruskal-Wallis H test for all groups: P = 0.003. Wilcoxon rank sum test for arteriogenic versus venogenic: P = 0.04 (adjusted α = 0.017).