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Table 4 Kick scoring impact setting standards and their validations (group classification based on weight class)

From: Adequacy of setting standards for kick impact in the Taekwondo electronic scoring system: comparison of a reference group model based on empirical data

Men Women
Weight class A B Validity index Weight Class A B Validity index
Under 58 kg 18 19.5 19 0.609 Under 49 kg 16 16.0 15 0.468
20 0.615 16 0.436
Under 63 kg 20 Under 53 kg 17
21 0.622 17 0.412
Under 63 kg 20 20.1 19 0.479 Under 53 kg 17 17.5 17 0.605
20 0.480 18 0.608
Under 68 kg 21 Under 57 kg 18
21 0.492 19 0.610
Under 68 kg 21 20.5 20 0.522 Under 57 kg 18 18.2 17 0.448
21 0.516 18 0.434
Under 80 kg 23 Under 67 kg 20
22 0.526 19 0.426
Under 80 kg 23 20.0 19 0.459 Under 67 kg 20 17.3 16 0.530
20 0.473 17 0.541
Over 87 kg 25 Over 67 kg 22
21 0.502 18 0.572
  1. A: Kick impact standards officially established by the World Taekwondo Federation. B: Kick impact standards set in this study