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Table 2 Intra- and inter-rater reliability of muscle and fat ultrasound

From: Ultrasound assessment of malnutrition in infancy: a pilot case-control study

 

Fat thickness (n = 18*5 = 90)

 

Muscle thickness (n = 18*4 = 72)

Intra-rater reliability

ICC (95% CI)

CoV

 

ICC (95% CI)

CoV

Rater 1

0.973 (0.959–0.982)

2.44%

 

0.976 (0.961–0.985)

6.10%

Rater 2

0.967 (0.950–0.978)

2.66%

 

0.975 (0.959–0.984)

3.84%

Rater 3

0.981 (0.971–0.988)

1.00%

 

0.994 (0.991–0.996)

1.20%

Inter-rater reliability

ICC (95% CI)

SEE (mm)

 

ICC (95% CI)

SEE (mm)

 

0.954 (0.934–0.968)

0.58

 

0.929 (0.889–0.955)

1.46

  1. CoV, coefficient of variation; ICC, intraclass correlation coefficient; SEE, standard error of the estimate