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. 2010 Dec 16;469(4):1103–1109. doi: 10.1007/s11999-010-1732-7

Table 2.

Spearman’s correlation matrix between CT images for AAA*

AAA Supine Standing Sitting
r p r p r p
Supine 1 – 0.857 < 0.001 0.484 < 0.001
Standing 1 – 0.551 < 0.001
Sitting 1 –

* There is a strong correlation between images in the supine and standing positions; AAA = anatomic acetabular anteversion.