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Table 2 Demographic data for patients in derivation study 2

From: A diagnostic support tool for lumbar spinal stenosis: a self-administered, self-reported history questionnaire

  Radicular type (n = 55) Cauda equina type (n = 60)
Male (%) 52 42
Female (%) 48 58
Mean age (yr) 68 71
Mean duration of symptoms (mo) 19 32
Findings on MRI   
   One level stenosis 43 47
   Two level stenosis 12 10
   Three level stenosis 0 3