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Table 1 Demographics and magnetic resonance imaging results

From: Cord cross-sectional area at foramen magnum as a correlate of disability in amyotrophic lateral sclerosis

  Patients with ALS Healthy control subjects p Value
Subjects, total (males/females) 23 (13/10) 18 (5/13)
Age, years, mean ± SD 61.7 ± 10.3 55.7 ± 10.2 0.738
FMCA, mm2, mean ± SD 78.3 ± 9.9 88.9 ± 6.0 < 0.005a
BPF, mean ± SD 0.78 ± 0.06 0.79 ± 0.06 0.336
ALSFRS-R, median; range 39; 27–46
Disease duration, months, mean ± SD 9.43 ± 6.41
  1. Abbreviations: ALS Amyotrophic lateral sclerosis; FMCA Foramen magnum cord area; BPF Brain parenchymal fraction; ALSFRS-R ALS Functional Rating Scale–Revised
  2. a Corrected for multiple comparisons with Bonferroni post hoc test