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Table 2 Correlation and p-values of the different approaches to quantify FD

From: Supraspinatus muscle elasticity measured with real time shear wave ultrasound elastography correlates with MRI spectroscopic measured amount of fatty degeneration

  R p-value
Spectroscopy - Shear wave ultrasound 0.826 0.00008
Spectroscopy - Goutallier scale 0.404 0.008
Shear wave ultrasound - Goutallier scale 0.48 0.002