[Retracted] Sports Injury Risk Prevention and MRI Image Performance of Athletes in Physical Education

Table 2

Comparison table between the actual value and predicted value of inspection quantity of each equipment type in 2011.

	CT			US			MR
	Actual value	Predicted value	Relative error	Actual value	Predicted value	Relative error	Actual value	Predicted value	Relative error
201101	4704	5020	0.0671	10946	12305	0.1239	1134	1189	0.0485
201102	4598	5112	0.1117	9732	11225	0.1534	1190	1043	0.1235
201103	5642	5518	0.0219	13757	14110	0.0256	1955	1424	0.2716
201104	5617	5678	0.0108	14338	14288	0.0034	1872	1388	0.2585
201105	5876	5772	0.0176	16591	15403	0.0716	1991	1365	0.3144
201106	5563	5782	0.0393	17100	15743	0.0793	2027	1436	0.2916
201107	5634	5748	0.0202	17409	17298	0.0063	2040	1427	0.3005
201108	5983	5864	0.0196	17314	16281	0.0596	2105	1155	0.4513
201109	5249	5897	0.1234	15988	14778	0.0756	1868	1335	0.2853
201110	5763	5991	0.0396	14772	14197	0.0389	2079	1336	0.3574
201111	5609	5841	0.0413	16180	15051	0.0697	2067	1252	0.3943
201112	5467	5972	0.0924	14400	14392	0.0005	1790	1276	0.2874
Average error	—	—	0.0504			0.0590			0.2820