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Table 2 Intra-observer TEM, %TEM and reliability coefficient by study occasion and anthropometric measure

From: Reliability of anthropometric measures in a longitudinal cohort of patients initiating ART in West Africa

 

CV

TEM

%TEM

R

Observer 1

    

Height

    

   Study A

0.04

0.62

0.37

0.99

   Study B

0.05

0.53

0.32

0.99

Weight

    

   Study A

0.23

0.84

1.18

0.99

   Study B

0.19

0.66

0.99

0.99

MUAC

    

   Study A

0.18

0.35

1.21

0.99

   Study B

0.11

1.66

5.78

0.73

TS

    

   Study A

0.64

4.06

16.0

0.94

   Study B

0.40

1.09

10.2

0.94

WC

    

   Study A

0.14

1.22

1.46

0.99

   Study B

0.08

1.64

1.95

0.94

Observer 2

    

Height

    

   Study A

0.05

0.90

0.53

0.99

   Study B

0.05

0.52

0.32

0.99

Weight

    

   Study A

0.23

0.51

0.71

0.99

   Study B

0.20

0.58

0.87

0.99

MUAC

    

   Study A

0.17

0.51

1.77

0.99

   Study B

0.11

0.36

1.27

0.99

TS

    

   Study A

0.59

2.65

10.6

0.97

   Study B

0.60

4.67

17.2

0.92

WC

    

   Study A

0.14

2.01

2.41

0.97

   Study B

0.09

3.33

4.08

0.79

Observer 3

    

Height

    

   Study A

0.05

2.07

1.22

0.94

   Study B

0.05

1.00

0.60

0.97

Weight

    

   Study A

0.23

0.65

0.93

0.99

   Study B

0.20

2.26

3.36

0.97

MUAC

    

   Study A

0.17

0.49

1.71

0.99

   Study B

0.11

0.69

2.45

0.95

TS

    

   Study A

0.63

4.92

22.2

0.88

   Study B

0.26

2.75

8.22

0.90

WC

    

   Study A

0.15

1.45

1.71

0.99

   Study B

0.06

2.04

2.49

0.80

  1. TEM: Technical error of measurement
  2. CV: Coefficient of variability
  3. MUAC: Mid-upper arm circumference
  4. TS: Triceps skinfold
  5. WC: Waist circumference