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Table 2: 
T1 relaxation times (ms) in the interpeduncular cistern, gray matter (insular cortex), white matter of the temporal and frontal lobes, and cervical lymph nodes
 Pre2–4 Hours6–8 Hours24–48 HoursP
Interpeduncular cistern: mean (95% CI)SIH1866 ± 540605 ± 309931 ± 6301471 ± 419Pre-2–4: < .001 Pre-6–8: .01 Pre-24–48: n.s.
Non SIH2235 ± 146496 ± 287 507 ± 165 1035 ± 535 Pre-2–4: .001 Pre-6–8: < .001 Pre-24–48: < .001
Gray matter: mean (95% CI)SIH1417 ± 1421333 ± 2121216 ± 1381230 ± 95.3 Pre-2–4: n.s. Pre-6–8: n.s. Pre-24–48: n.s.
Non SIH1429 ± 182934 ± 215.5 900 ± 223 1005 ± 194Pre-2–4: < .001 Pre-6–8: < .001 Pre-24–48: < .001
White matter temporal lobe: mean (95% CISIH1064 ± 631027 ± 481089 ± 90.51026 ± 154Pre-2–4: n.s. Pre-6–8: n.s. Pre-24–48: n.s.
Non SIH1031 ± 110954 ± 83917 ± 87826 ± 125Pre-2–4: n.s. Pre-6–8: .002 Pre-24–48: < .001
White matter frontal lobe: mean (95% CI)SIH950 ± 165.5973 ± 181962 ± 181948 ± 160Pre-2–4: n.s. Pre-6–8: n.s. Pre-24–48: n.s.
Non SIH851 ± 36854 ± 42857 ± 30804 ± 50Pre-2–4: n.s. Pre-6–8: n.s. Pre-24–48: .005
Cervical lymph node (95% CI)SIH438 ± 51.8374 ± 33.3391 ± 34.7378 ± 35.8Pre-2–4: n.s. Pre-6–8: n.s. Pre-24–48: n.s.
Non SIH441 ± 108.2392 ± 94.4414 ± 81.7463 ± 58.8Pre-2–4: n.s. Pre-6–8: n.s. Pre-24–48: n.s.
  • Note:—T1 relaxation times and signal intensities were measured before, 2–4, 6–8, and 24–48 hours after intrathecal injection of 0.5 mL gadobutrol.
  • n.s. indicates not significant.