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. 2018 Nov 27;28(2):133–140. doi: 10.1159/000495786

Table 2.

Association between RRI and AAC

AAC RRI
pa
<70 ≥70
Absence 74 (85.1%) 13 (14.9%) 0.001**
Presence 60 (29.7%) 142 (70.3%)

Absence 74 (85.1%) 13 (14.9%) 0.001**
Grade I 42 (38.2%) 68 (61.8%)
Grade II 10 (14.3%) 60 (85.7%)

Grade III 8 (36.4%) 14 (63.6%)
<grade II 116 (58.9%) 81 (41.1%) 0.001**
≥grade II 18 (19.6%) 74 (80.4%)

Values are presented as n (%). AAC, aortic arch calcification; RRI, renal resistive index.

a

Pearson's χ2 test.

**

p < 0.01.