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. 2014 Jul 8;9(7):e102036. doi: 10.1371/journal.pone.0102036

Table 2. Differences in clinical characteristics between aortic dissection patients with and without media calcifications.

Presumed media calcifications in the aorta (N = 22) Non-specific or no calcifications in the aorta (N = 47) P-value for difference
Age; mean (SD) 75.1 (5.9) 71.4 (7.2) 0.04
Gender male; N (%) 12 (55%) 38 (81%) 0.04
Stanford A; N (%) 10 (45%) 27 (57%) 0.44
Acute dissection; N (%) 10 (45%) 36 (77%) 0.02
Diabetes; N (%) 0 (0%); 4 unknown 5 (14%); 12 unknown 0.18
Hypertension; N (%) 13 (72%); 4 unknown 23 (62%); 10 unknown 0.73
Smoking; N (%) 4 (22%); 4 unknown 7 (21%); 14 unknown 0.59
Dyslipidemia; N (%) 3 (19%); 6 unknown 6 (18%); 13 unknown 0.99
Renal dysfunction; N (%) 4 (21%); 3 unknown 11 (28%); 7 unknown 0.86

Differences are tested with unpaired samples T-test (age) or Chi-square (other variables).