Table 2

Correlation between punch dynamics and risk of injury parameters

	Weight	Punch force	Hand velocity	Effective mass	Force to jaw†	HIC	Linear acceleration	Head velocity	Rotational acceleration
p<0.05, *p<0.01; †number of observations was 15.
n = 18, except as noted; the calculation is based on a two tailed significance test.
Weight	–	0.539*	−0.071	0.484*	0.561*	0.672**	0.432	0.555*	0.524*
Punch force	0.539*	–	−0.400	0.661**	0.736**	0.886**	0.961**	0.806**	0.528*
Hand velocity	−0.071	−0.400	–	−0.758	−0.348	−0.369	−0.416	−0.519*	0.170
Effective mass	0.484*	0.661*	−0.758*	–	0.476	0.618*	0.589*	0.774*	0.280
Force to jaw†	0.561*	0.736**	−0.348	0.476	–	0.631**	0.621**	0.580*	0.500
HIC	0.672**	0.886**	−0.369	0.618**	0.631**	–	0.862**	0.829**	0.372
Linear acceleration	0.432	0.961**	−0.416	0.589**	0.621**	0.862**	–	0.769**	0.425
Head velocity	0.555*	0.806**	−0.519*	0.774**	0.580*	0.829**	0.769**	–	0.361
Rotational acceleration	0.524*	0.528*	0.170	0.280	0.500	0.372	0.425	0.361	–