Delayed gadolinium-enhanced MRI of meniscus (dGEMRIM) and cartilage (dGEMRIC) in healthy knees and in knees with different stages of meniscus pathology

Table 1 T1_Pre, T1_Gd and ΔR1 values in healthy (n = 12), pathological grade 2 (n = 11) and pathological grade 3 (n = 7) posteromedial menisci

T1Pre,T1Gd and ΔR1 values in healthy and pathological- grade 2 and 3- posteromedial meniscus
Time (min)	Precontrast (Mean(CI) T1Pre (ms))			60			90			120			180
Time (min)	Healthy	Grade 2	Grade 3	Healthy	Grade 2	Grade 3	Healthy	Grade 2	Grade 3	Healthy	Grade 2	Grade 3	Healthy	Grade 2	Grade 3
Mean(CI) T1Gd (ms)	601 ± 31	638 ± 54	739 ± 38	427 ± 49	492 ± 49	383 ± 96	379 ± 43	444 ± 46	370 ± 70	364 ± 32	412 ± 34	366 ± 55	347 ± 31	402 ± 40	387 ± 45
p values		0,189	<0,001		0,052	0,307		0,036	0,761		0,032	0,936		0,024	0,106
% of difference		6	23		15	11		17	<1		13	<1		16	12
Mean(CI) ΔR1 (1/s)				0,75 ± 0,30	0,47 ± 0,17	1,42 ± 0,73	1,04 ± 0,29	0,70 ± 0,18	1,46 ± 0,62	1,13 ± 0,25	0,86 ± 0,20	1,44 ± 0,44	1,26 ± 0,25	0,93 ± 0,22	1,26 ± 0,30
p values					0,099	0,031		0,044	0,120		0,089	0,138		0,041	0,997
% of difference					60	89		49	37		31	27		35	<1

ISSN: 1471-2474