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Table 3 Absolute and relative MDD values for US and MRI

From: Validity of ultrasound imaging for intrinsic foot muscle cross-sectional area measurements demonstrated by strong agreement with MRI

 

US

MRI

Muscle

Absolute MDD

Relative MDD %

Absolute MDD

Relative MDD %

FHB

0.084

6.02

0.049

3.54

ABDH

0.096

3.89

0.060

2.36

FDB

0.110

4.82

0.056

2.37

QP

0.095

4.95

0.054

2.83

ADM

0.077

5.95

0.054

4.19

  1. Average MDD values derived from combined left and right foot data (cm2). Absolute minimum detectable difference (MDD) values calculated using MDD = SEm ∗ 1.96 ∗ √2. Relative MDD values calculated using MDD% = [MDD / CSA average] * 100
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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