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Table 2 Prevalence of findings in the MRI, the physical examination and pain drawing in assessing the lumbar spine (n = 61)

From: Assessment of nerve involvement in the lumbar spine: agreement between magnetic resonance imaging, physical examination and pain drawing findings

   Magnetic resonance image Physical examination Pain drawing
   Visible nerve involvement Decreased High intensity zone Increased medulla signal Spinal stenosis Disco-ligament protrution Bone pro- tuberance Disturbed Indicating nerve involvement
     disc water disc height            sensibility reflex motor   
                   to touch to pain function function   
     Grade Grade Grade Grade Grade Grade Grade Grade Grade Grade Grade Grade
Segment (nerve) Location Patients 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2
   no % % % % % % % % % % % % % % % % % % % % % % % % %
T 11-12
(T12)
right 0 0                7 2 10 3 2 0    0 0
  left 0 0                5 2 13 7 2 0    0 0
  bilateral 0 0                2 2 5 2 2 0    0 0
  any 0 0 11 2 3 0 0 0 0 0 0 0 0 0 0 0 10 2 18 8 2 0    0 0
T 12-L1
(L1)
right 0 0                10 3 26 5      0 0
  left 0 0                15 2 36 8      0 0
  bilateral 0 0                3 2 11 2      0 0
  any 0 0 8 3 2 0 0 0 0 0 0 0 2 2 0 0 21 3 51 11      0 0
L 1-2
(L2)
right 0 0                15 2 20 3    28 3 0 0
  left 0 0                16 2 31 10    31 7 3 0
  bilateral 0 0                3 0 8 0    13 0 0 0
  any 0 0 20 10 16 3 2 0 0 0 2 0 5 0 0 0 28 3 43 13    46 10 3 0
L 2-3
(L3)
right 1 2                13 0 20 3    18 2 2 0
  left 2 3                21 2 31 8    20 5 0 0
  bilateral 1 2                5 0 10 2    10 0 0 0
  any 2 3 33 10 23 5 2 0 0 0 8 0 13 0 8 7 30 2 41 10    28 7 2 0
L 3-4
(L4)
right 7 11                10 0 18 3 31 23 31 3 11 0
  left 5 8                18 2 38 8 33 21 31 7 8 0
  bilateral 4 7                5 0 10 2 28 20 15 0 7 0
  any 8 13 41 10 28 3 5 0 0 0 18 7 30 3 8 8 23 2 46 10 36 25 48 10 13 0
L 4-5
(L5)
right 11 18                20 7 25 10 46 25 34 15 52 10
  left 13 21                26 5 41 13 41 25 49 21 59 3
  bilateral 6 10                5 2 10 2 38 25 26 11 38 0
  any 18 30 79 21 49 10 10 0 0 0 23 8 49 8 13 10 41 10 56 21 49 25 57 25 74 13
L 5-S1
(S1)
right 4 7                15 5 18 7 36 23 16 2 21 3
  left 7 11                21 3 30 7 46 23 34 10 23 3
  bilateral 0 0                3 0 7 0 34 21 13 2 15 2
  any 11 18 72 39 56 33 2 0 0 0 2 0 48 18 13 10 33 8 41 13 48 25 38 10 30 5
T11-S1 any 30 49 93 52 85 44 15 0 0 0 30 11 79 28 30 21 57 18 77 39 66 31 80 38 95 16
  1. Grade 1 includes all positive findings, grade 2 includes all positive findings grade 2 or more; T = thoracic; L = lumbar; S = sacral