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Table 3 Intraclass correlation coefficient (ICC) analysis between GripAble and Jamar+ . Overall, results show good-to-excellent consistency between GripAble and Jamar+

From: Modernising grip dynamometry: Inter-instrument reliability between GripAble and Jamar

Category Hand # Datapoints ICC ICC Confidence interval 95%
Overall
  Both 126 0.909 [0.87—0.94]
  Right 63 0.920 [0.87—0.95]
  Left 63 0.898 [0.84—0.94]
Gender
 Male Right 33 0.899 [0.81—0.95]
  Left 33 0.887 [0.78—0.94]
 Female Right 30 0.859 [0.72—0.93]
  Left 30 0.811 [0.64—0.90]
Starting device
 GripAble first Right 32 0.937 [0.87—0.97]
  Left 32 0.919 [0.84—0.96]
 Jamar+ first Right 31 0.903 [0.81—0.95]
  Left 31 0.878 [0.76—0.94]
Starting hand
 Right first Right 31 0.894 [0.80—0.95]
  Left 31 0.899 [0.81—0.95]
 Left first Right 32 0.951 [0.90—0.98]
  Left 32 0.893 [0.79—0.95]