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Table 3 Kick scoring impact setting standards and their validations (group classification based on winning and non-winning groups)

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 Validation index Weight class A B Validation index
Under 58 kg 18 18.8 18 0.365 Under 49 kg 16 16.0 15 0.489
19 0.329 16 0.466
20 0.309 17 0.454
Under 63 kg 20 20.4 19 0.482 Under 53 kg 17 16.0 15 0.525
20 0.464 16 0.499
21 0.426 17 0.485
Under 68 kg 21 19.3 18 0.486 Under 57 kg 18 18.0 17 0.498
19 0.494 18 0.486
20 0.478 19 0.475
Under 80 kg 23 19.5 19 0.445 Under 67 kg 20 17.3 16 0.443
20 0.423 17 0.433
21 0.401 18 0.382
Over 80 kg 25 19.0 18 0.458 Over 67 kg 22 16.8 17 0.462
19 0.496 18 0.473
20 0.496 19 0.467
  1. A: Kick impact standards officially established by the World Taekwondo Federation. B: Kick impact standards set in this study