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Table 1 Demographic of HC and FMS patients

From: Polymorphisms of brain-derived neurotrophic factor genes are associated with anxiety and body mass index in fibromyalgia syndrome patients

Variables HCs (n = 42) FMS patients (n = 72) p#
Age (years-old) 53.12 ± 0.83 54.19 ± 1.10 0.495
Pain (VAS) 0.95 ± 0.20 6.11 ± 0.21 < 0.000
Fatigue (VAS) 1.80 ± 0.36 6.36 ± 0.23 < 0.000
Anxiety (HADS-A) 4.62 ± 0.56 9.75 ± 0.44 < 0.000
Depression (HADS-D) 2.81 ± 0.50 8.16 ± 0.46 < 0.000
BMI (kg/m2) 24.80 ± 0.57 27.70 ± 0.63 0.001
No. tender points 15.39 ± 0.27
Disease duration (years) 7.29 ± 0.59
  1. BMI body mass index, FMS fibromyalgia syndrome, HADS Hospital Anxiety and Depression Scale, HCs healthy controls, VAS Visual Analogue Scales; Data presented as mean ± SEM
  2. #t test