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Table 9 Percent of sewers (n = 60) and cutters (n = 30) with differences in their muscle tone (MYO Categories) before and after MH program, and Cohen’s Kappa (κ)

From: The effects of a medical hypnotherapy on clothing industry employees suffering from chronic pain

Before MH After MH
Category κ Category κ
Sewers:    
I - 0% 0.41 I - 10.0% 0.67
II - 70.0% 0.78 II - 83.3% 0.86
III - 30.0% 0.65 III - 6.7% 0.55
Cutters:    
I - 0% 0.76 I - 13.3% 0.67
II - 73.3% 0.88 II - 80.1% 0.86
III - 26.7% 0.65 III - 6.6% 0.55