Table 3 Relaxation times T1 and T2 (ms), magnetization transfer ratio MTR (x100) and diffusion parameters FA and ADC (mm 2 /s) presented as mean ± SD for all groups (n=15 per group)
T1 | T2 | MTR | FA.10-2 | ADC.10-4 | |
|---|---|---|---|---|---|
Nucleus pulposus | |||||
In-situ | 1140±76 | 124±16 | 34±20 | 8.03±4.59 | 15.04±0.62 |
Dig 6h | 1056±130 | 87±26 | 28±15 | 18.59±6.67 | 15.25±1.58 |
Dig 18h | 1115±130 | 123±5 | 33±24 | 8.15±4.52 | 14.79±1.13 |
Dig 24h | 1144±78 | 118±7 | 32±22 | 13.03±7.08 | 14.17±0.84 |
Annulus fibrosus | |||||
In-situ | 706±44 | 70±11 | 44±15 | 15.83±3.05 | 15.89±1.06 |
Dig 6h | 659±71 | 62±11 | 38±13 | 23.87±5.24 | 16.87±0.95 |
Dig 18h | 663±73 | 65±5 | 42±18 | 17.10±4.60 | 15.34±1.27 |
Dig 24h | 710±85 | 68±5 | 42±16 | 20.89±4.93 | 15.42±1.13 |