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Table 3 Apparent diffusion coefficient findings (× 10–3 mm2/s) for lumbosacral nerves

From: Identifying lumbosacral plexus nerve root abnormalities in patients with sciatica using 3T readout-segmented echo-planar diffusion weighted MR neurography

Anatomical structures

ADC type

Abnormal nerves

Normal nerves

L5 nerve (n = 22)

ADC 500

1.9 (± 0.4)

1.7 (± 0.4)

ADC 800

1.7 (± 0.3)

1.6 (± 0.2)

S1 nerve (n = 19)

ADC 500

1.6 (± 0.3)

1.5 (± 0.4)

ADC 800

1.5 (± 0.3)

1.4 (± 0.2)

S2 nerve (n = 7)

ADC 500

1.6 (± 0.2)

1.5 (± 0.3)

ADC 800

1.5 (± 0.2)

1.4 (± 0.2)

Sciatic (n = 4)

ADC 500

1.7 (± 0.2)

1.2 (± 0.2)

ADC 800

1.5 (± 0.1)

1.2 (± 0.1)

  1. Mean (± SD) of ADC shown by ADC type and anatomical structure, and p values from Wilcoxon signed-rank tests were corrected for 8 tests
  2. *Bonferroni-adjusted p value < 0.05 when the abnormal nerve was compared to the normal nerve. Non-significant differences determined