Quantitative T2-Mapping and T2-Mapping Evaluation of Changes in Cartilage Matrix after Acute Anterior Cruciate Ligament Rupture and the Correlation between the Results of Both Methods

Table 2

The T2 and T values of cartilage compartments in ACL rupture group and control group.

	T2 value			T value
	ACL rupture	control	P value	ACL rupture	control	value
fMF	44.01 ± 5.79	40.39 ± 6.10	0.045	25.32 ± 2.34	23.79 ± 2.60	0.042
sMF	52.37 ± 9.58	46.65 ± 7.64	0.031	27.48 ± 2.46	25.92 ± 2.64	0.043
dMF	33.96 ± 3.66	32.00 ± 5.32	0.154	22.73 ± 2.81	21.86 ± 3.30	0.34
fLF	44.66 ± 7.09	40.44 ± 4.90	0.024	24.37 ± 3.09	22.67 ± 2.16	0.037
sLF	50.84 ± 8.06	45.20 ± 5.63	0.009	26.66 ± 2.99	24.87 ± 1.99	0.022
dLF	38.04 ± 5.82	35.47 ± 4.30	0.096	22.49 ± 3.24	20.53 ± 3.12	0.042
fMT	39.10 ± 9.16	34.27 ± 6.74	0.048	19.17 ± 3.12	17.61 ± 1.88	0.048
sMT	46.32 ± 11.54	40.06 ± 7.67	0.037	21.78 ± 2.40	20.33 ± 2.14	0.039
dMT	26.82 ± 5.35	24.33 ± 6.57	0.165	15.60 ± 2.73	14.52 ± 1.41	0.101
fLT	38.28 ± 6.39	32.43 ± 5.41	0.002	21.27 ± 1.79	19.25 ± 1.28	<0.001
sLT	44.95 ± 6.76	37.23 ± 5.43	<0.001	25.37 ± 1.91	21.59 ± 1.71	<0.001
dLT	26.12 ± 5.24	23.11 ± 5.27	0.058	17.00 ± 1.80	15.00 ± 1.40	<0.001
Pa	36.92 ± 4.70	35.30 ± 5.66	0.298	25.21 ± 1.72	25.31 ± 2.40	0.887
Tr	43.04 ± 3.49	41.43 ± 4.92	0.208	27.03 ± 2.22	27.76 ± 2.14	0.262

ACL, anterior cruciate ligament; fMF, full thickness of medial femur; sMF, superficial medial femur; dMF, deep medial femur; fLF, full thickness of lateral femur; sLF, superficial lateral femur; dLF, deep lateral femur; fMT, full thickness of medial tibia; sMT, superficial medial tibia; dMT, deep medial tibia; fLT, full thickness of lateral tibia; sLT, superficial lateral tibia; dLT, deep lateral tibia; Pa, patella; Tr, trochlea.