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Table 2 Medical history

From: General symptom reporting in female fibromyalgia patients and referents: a population-based case-referent study

  Cases Referents    
  Mean or % SD Mean or % SD p < OR 95%CI
N 138   401     
Tobacco use, %      n.s. 1.08 0.89-1.31
   Never smoked 34.6   45.0     
   Ex-smoker 43.4   31.0     
   Current smoker        
1-14 g/day 14.7   14.8     
15-24 g/day 4.4   7.4     
≥25 g/day 2.9   1.8     
   Taking snuff 4.4   3.1     
Low physical activity, %        
   During leisure time 86.6   80.3   n.s. 0.99 0.72-1.35
   During work 50.0   43.8   0.001. 0.24 0.18-0.33
Height, m 1.65 0.06 1.67 0.06 0.05 0.96 0.93-0.99
Weight, kg        
   At age 20 55.9 7.3 57.7 7.8 0.05 0.97 0.94-0.99
   Five years ago 69.7 12.5 57.7 7.8 0.05 1.02 1.00-1.03
   At present 72.8 13.9 68.1 11.8 0.0005 1.03 1.01-1.05
Body mass index, BMI        
   At age 20 20.6 2.5 20.8 2.5 n.s. 0.97 0.89-1.05
   Five years ago 25.7 4.6 24.1 4.3 0.0005 1.08 1.04-1.13
   Maximum 28.9 5.3 26.4 5.2 0.0001 1.08 1.05-1.12
   At present 26.8 4.9 24.6 4.1 0.0001 1.11 1.07-1.16
Body mass distribution, %      n.s.   
   Waist 24.0   19.2    1.22 0.75-1.98
   Hips/thighs 12.8   19.4    0.64 0.36-1.15
   Both sites equal 63.2   61.4    1.00 -
Ever had underweight, % 35.6   24.5   0.05 1.70 1.12-2.59
Excessive food intake, % 17.9   8.0   0.005 2.53 1.42-4.49
  1. Lifestyle variables, weight and weight history, fibromyalgia duration and menstrual history.
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