Kamitani et al reported the U-TEST decision tool to identify an older adult with sarcopenia. The authors are from Kyoto University, Kansai University, Anshin Hospital, and Fukushima Medical University.
Patient selection: orthopedic patient
Parameters:
(1) unable to stand up from chair without supporting self with arms
(2) arms and legs are thinner than they were in the past
(3) age in years
(4) body mass index (BMI) in kg per square meters
Parameter
Finding
Points
unable to stand without use of arms
no
0
yes
1
arms and legs thinner
no
0
yes
1
age
< 70 years
0
70 to 79 years
2
>= 80 years
4
BMI
< 18.5
5
>= 18.5
0
total score =
= SUM(points for all of the parameters)
Interpretation:
• minimum score: 0
• maximum score: 11
• A score >= 3 had a sensitivity of 76% and specificity of 64%.
• A score >= 4 had a sensitivity of 58% and specificity of 82%.
Score
Percent Sarcopenia
0 or 2
2%
3 or 4
6%
5 or 6
13%
>= 7
50%
Performance:
• The area under the ROC curve is 0.78.
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