The Measurement Method of the Impact Force of Shoulder Tackle and the Influence of the Lower-Extremity Strength on the Impact Force of Shoulder Tackle in Rugby Players

Table 2

Comparison of external load value and tester calibrated value.

external Load (N)		588	588	637	686	725	784	833	882	931	980	1029	1078	1176	1225	1274
Calibrate	First time	480	576	625	673	711	779	816	866	912	962	1010	1068	1154	1220	1268
	Second time	481	575	625	672	711	778	815	869	912	960	1010	1069	1156	1220	1268
	Third time	482	576	626	672	711	779	814	867	912	961	1010	1070	1156	1219	1264