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Table 3 Intraobserver agreement for SMA measured on CT and MR images

From: Agreement and correlation of abdominal skeletal muscle area measured by CT and MR imaging in cirrhotic patients

 

SMA (cm2), mean ± SD

Intraobserver ICC (95% CI)

The first measurement

The second measurement

Mean

CT

120.17 ± 34.85

121.24 ± 34.38

120.70 ± 34.58

0.996 (0.991–0.998)

T1w in-phase

117.18 ± 33.28

115.91 ± 33.79

116.55 ± 33.46

0.991 (0.982–0.995)

T1w out-of-phase

117.14 ± 33.78

115.55 ± 34.22

116.35 ± 33.94

0.993 (0.987–0.997)

T1w water

119.48 ± 34.19

117.56 ± 33.63

118.52 ± 33.86

0.994 (0.988–0.997)

T1w fat

117.67 ± 33.80

115.79 ± 35.36

116.73 ± 34.52

0.991 (0.983–0.995)

  1. SMA Skeletal muscle area, ICC Intraclass correlation coefficient, T1w T1-weighted
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BMC Medical Imaging

ISSN: 1471-2342

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