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Table 3 MRI of the discs of the loaded FSUs

From: The effect of repetitive flexion and extension fatigue loading on the young porcine lumbar spine, a feasibility study of MRI and histological analyses

FSU Pfirrman grade Disc height End plate signal S/I
1 1 - -/-
2 2 0 -/-
3 1 - -/-
4 1 - -/-
5 2 - -/-
6 1 - -/-
7 1 0 -/-
8 1 - 0/-
9 1 - 0/0
10 1 0 0/-
11 1 0 0/0
12 1 0 0/-
13 1 - 0/-
14 2 - 0/-
15 1 - 0/-
16 1 - 0/-
Control 1 1 0 0/0
Control 2 1 0 0/0
Control 3 1 0 0/0
  1. According to superior (S) or inferior (I) vertebra of the FSUs. Grading as reduced (-), normal (0) or increased (+)