[Retracted] Effect of Rehabilitation Physical Training on PE Teaching Sports Injury under Ultrasonic Examination

Table 5

The test changes of balance ability and explosive force.

Test content	Balance ability		Explosive force
			Power (w/kg)			Force (N/kg)			Speed (cm/s)
	Left	Right	Left	Right	Difference	Left	Right	Difference	Left	Right	Difference
9.24	70	15	18.8	14.7	29.3	16.7	12.8	30.5	136	106	28.3
10. 31	105	65	19.2	21.4	-10.3	16.9	17.7	-4.5	137	147	-6.8
Change rate (%)	50	266.7	2.1	45.6	—	1.2	38.3	—	0.7	38.7	—

Note: ; .