Table 1.

Summary of T₁ and T₂ relaxation times from different brain regions. Results from both the 3DMRF-DL method (reference; 768 time points) and prospectively accelerated scan (3DMRF-S; R = 2; 192 points) are presented.

	Left hemisphere				Right hemisphere
	Reference		Accelerated		Reference		Accelerated
	T1	T2	T1	T2	T1	T2	T1	T2
White matter	812 ± 23	49 ± 1	808 ± 20	48 ± 1	811 ± 25	49 ± 1	813 ± 21	48 ± 1
Thalamus	1052 ± 49	55 ± 2	1043 ± 52	53 ± 3	1078 ±55	55 ± 2	1070 ± 43	53 ± 2
Caudate	1155 ± 28	56 ± 2	1145 ± 43	56 ± 2	1239 ± 62	57 ± 2	1223 ± 60	56 ± 3
Putamen	922 ± 487	53 ± 2	923 ± 433	52 ± 2	1111 ± 43	52 ± 2	1090 ± 43	51 ± 1
Hippocampus	1285 ± 39	64 ± 1	1284 ± 47	62 ± 1	1323 ± 47	64 ± 1	1314 ± 35	62 ± 1
GM_occipital_inf	1323 ± 21	56 ± 2	1316 ± 17	55 ± 2	1338 ± 19	55 ± 2	1318 ± 32	54 ± 1
GM_occipital_middle	1276 ± 37	58 ± 1	1259 ± 36	56 ± 2	1264 ± 24	57 ± 1	1271 ± 26	56 ± 1
GM_occipital_sup	1263 ± 51	56 ± 2	1267 ± 56	55 ± 1	1247 ± 57	55 ± 2	1243 ± 56	55 ± 1
GM_frontal_inf	1350 ± 40	61 ± 2	1334 ± 32	59 ± 2	1325 ± 25	60 ± 1	1329 ± 25	59 ± 1
GM_frontal_middle	1334 ± 35	59 ± 1	1318 ± 40	58 ± 1	1313 ± 27	59 ± 1	1320 ± 29	57 ± 1
GM_frontal_sup	1345 ± 27	59 ± 1	1348 ± 49	58 ± 1	1334 ± 26	58 ± 1	1338 ± 33	58 ± 1
GM_parietal_inf	1358 ± 30	59 ± 1	1353 ± 33	58 ± 1	1360 ± 23	59 ± 1	1359 ± 33	58 ± 1
GM_parietal_sup	1334 ± 54	58 ± 1	1311 ± 39	56 ± 0	1323 ± 23	56 ± 2	1324 ± 26	56 ± 1
GM_temporal_inf	1409 ± 22	59 ± 1	1386 ± 19	58 ± 2	1403 ± 17	57 ± 2	1381 ± 10	56 ± 2
GM_temporal_middle	1406 ± 17	61 ± 2	1383 ± 26	59 ± 2	1416 ± 28	59 ± 1	1384 ± 24	58 ± 2
GM_temporal_sup	1384 ± 21	61 ± 1	1360 ± 25	60 ± 2	1373 ± 27	60 ± 1	1344 ± 25	58 ± 2
Calcarine	1308 ± 43	59 ± 2	1294 ± 25	58 ± 2	1316 ± 25	59 ± 1	1297 ± 21	58 ± 2
Postcentral	1332 ± 56	56 ± 2	1295 ± 40	55 ± 2	1328 ± 50	56 ± 2	1320 ± 61	55 ± 2
Precentral	1300 ± 39	55 ± 2	1276 ± 34	54 ± 1	1280 ± 40	55 ± 2	1285 ± 32	54 ± 1

GM, gray matter; inf, inferior; sup, superior.