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Table 1 Sample characteristics

From: Delay in diagnosis of muscle disorders depends on the subspecialty of the initially consulted physician

   Entire sample (N = 101) Men (n = 57) Women (n = 44) p
Age (yrs); mean ± SD   48.9 ± 14.5 49.2 ± 14.6 48.6 ± 14.8 0.854
Education level Low 7 (7.1%) 3 (5.4%) 4 (9.3%) 0.614
  Medium 46 (46.5%) 28 (50.0%) 18 (41.9%)  
  High 46 (46.5%) 25 (44.6%) 21 (48.8%)  
Age group at onset Childhood /adolescence 36 (35.6%) 19 (33.3%) 17 (38.6%) 0.581
  Adulthood 65 (64.4%) 66.7 (67%) 27 (61.4%)  
Diagnoses Inherited muscle diseases* 56 (55.4%) 31 (54.4%) 25 (56.8%) 0.807
  Acquired muscle diseases** 22 (21.8%) 10 (17.5%) 12 (27.3%) 0.240
  SMA III and IV*** 14 (13.9%) 8 (14%) 6 (13.6%) 0.954
Time from first consultation to diagnosis (yrs); mean (median)   4.3 (1.0) 2.9 (1.0) 6.1 (3.0) 0.014
First consultation Neurologists 15 (14.9%) 9 (15.8%) 6 (13.6%) 0.763
  General practitioners 38 (37.6%) 24 (42.1%) 14 (31.8%) 0.29
  Non-neurological specialists 48 (47.5%) 24 (42.1%) 24 (54.5%) 0.214
  1. Note. SD = standard deviation
  2. *limb-girdle muscular dystrophies (MD), facioscapulohumeral MD, AD Emery Dreifuss MD, congenital myopathies, metabolic myopathies, channelopathies, no patients with Duchenne MD are included
  3. **inclusion body myositis, polymyositis
  4. ***spinal muscle atrophy