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Table 1 Baseline characteristics of patients

From: Lidocaine for systemic sclerosis: a double-blind randomized clinical trial

  Placebo group (n = 12) Lidocaine group (n = 12)
Gender, n (%)   
   Female 10 (83.4%) 10 (83.4%)
   Male 2 (16.6%) 2 (16.6%)
Age, mean years ± SD 41.2 ± 11.1 40.8 ± 7.9
Type of involvement, n (%)   
   Limited 4 (33.3%) 3 (25%)
   Diffuse 8 (66.6%) 9 (75%)
Duration of the disease since manifestation of first symptoms, mean months (± SD 39.8 ± 15.9 41.5 ± 13.7
Use of corticosteroids, n (%) 8 (66.6%) 8 (66.6%)
Modified Rodnan skin score, mean ± SD 19.41 17.12
Capillary dropout, mean ± SD 1.8 ± 1.0 1.3 ± 1.1
Enlarged capillary loops, mean ± SD 4.04 2.90
Average amplitude of peristaltic contractions, mean mmHg (± SD 48.2 ± 38.8 47.6 ± 49.2
Lower esophageal sphincter pressure (at average airway pressure), mmHg mean ± SD 14.3 ± 6.9 13.6 ± 10.1
Health assessment questionnaire, mean ± SD 0.6 ± 0.4 0.8 ± 0.5
  1. SD: standard deviation