[Retracted] Diagnosis and Exercise Rehabilitation of Knee Joint Anterior Cruciate Ligament Injury Based on 3D-CT Reconstruction

Table 3

Comparison of assessment results of different imaging methods on the exercise rehabilitation therapies of the three groups of patients.

Group	Level	<20	20∼30	30∼40	>40
CT	0	0 (0.00)	5 (12.50)	9 (22.50)	20 (50.00)
	I	10 (25.00)	13 (32.50)	15 (37.50)	12 (30.00)
	II	15 (37.50)	14 (35.00)	12 (30.00)	6 (15.00)
	III	13 (32.50)	8 (20.00)	4 (10.00)	2 (5.00)
MRI	0	0 (0.00)	3 (7.50)	8 (20.00)	14 (35.00)
	I	11 (27.50)	17 (42.50)	16 (40.00)	13 (32.50)
	II	14 (35.00)	11 (27.50)	10 (25.00)	9 (22.50)
	III	11 (27.50)	9 (22.50)	6 (15.00)	4 (10.00)
χ^2		8.26	13.18	17.25	7.69
		<0.05	<0.05	<0.05	<0.05