SDC-1−/− mice showed a higher tendency for AAA incidence, alone or in combination with TAA, compared to SDC-1+/+ mice, with 6 /26 AAA in SDC-1−/− mice compared to 0/15 AAA in SDC-1+/+ mice (p = 0.06) (Figure 3D) (Fisher's exact test). Here, SDC1 is linked to triple-A syndrome.