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Table 1 Demographics, diagnostic interval, and diagnostic pathway of ALS patients

From: Limb-onset amyotrophic lateral sclerosis patients visiting orthopedist show a longer time-to-diagnosis since symptom onset

  Total Bulbar onset Limb onset
Demographics    
 No. of patients (%) 202 78 (36.6) 124 (61.4)
 Gender ratio F:M 1:1.6 1:1.1 1:2.1
 Mean age of onset in years (SD) 60.8 (11.3) 58.1 (11.0) 63.2 (10.6)
Diagnostic Interval    
 Average number of months from symptom onset (SD) 13.1 (6.5) 9.2 (4.5) 15.2 (7.7)
Diagnostic Pathway    
 Neurologist, n (%) 62 (30.7) 30 (38.5) 32 (25.8)
 General Practitioner, n (%) 55 (27.2) 11 (14.1) 44 (35.5)
 Orthopedist, n (%) 54 (26.7) 10 (12.8) 44 (35.5)
 Otolaryngologist, n (%) 12 (5.9) 12 (15.4) 0
 Neurosurgeon, n (%) 15 (7.4) 11 (14.1) 4 (3.2)
 Others, n (%) 4 (2.0) 4 (5.1) 0