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Table 3 Test-retest agreement and reliability

From: Grip strength measured by high precision dynamometry in healthy subjects from 5 to 80 years

 

MyoGrip

Jamar

Number of subjects

77

77

Mean difference (kg)

0.46

0.78

Absolute SEM (kg)

2.12

2.88

Relative SEM (%)

6.45

7.67

Upper limit of agreement (kg)

6.35

8.75

Lower limit of agreement (kg)

−5.42

−7.19

ICC [95 % CI]

0.967 [0.955;0.976]

0.947 [0.927;0.961]