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Table 3 Benchmarking Gwet’s AC2 Weighted Agreement Coefficients using Cumulative Membership Probabilities

From: Preliminary evaluation of the reliability, validity and feasibility of the arm activity measure – Thai version (ArmA-TH) in cerebrovascular patients with upper limb hemiplegia

 

Method

Coefficient

Arm-A

Passive

Active

Benchmark Scale

Gwet’s AC2

0.81

0.81

0.82

Percent agreement

0.85

0.87

0.86

Scale (Item7 removed)

Gwet’s AC2

0.88

0.81

0.90

Percent agreement

0.91

0.87

0.92