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Table 1 Baseline characteristics of the patients

From: Influence of cytokine inhibitors on concentration and activity of MMP-1 and MMP-3 in disc herniation

  Disc herniation samples
Sample size 14
Age (years) 45 (15)
Gender (% male) 45
Leg pain duration (weeks) 14 (10 to 40)
Type of back pain  
   Acute 5
   Chronic 10
Type of leg pain  
   First episode 13
   Previous episodes 2
Positive nerve root irritation signa 14
Neurological deficit  
   Muscle weakness 8
   Sensory perturbation in a dermatome 9
   Decrease deep tendon reflex 5
Disc level  
   L3 to L4 2
   L4 to L5 7
   L5 to S1 6
  1. Data presented as n, mean (standard deviation) or median (interquartile range). aStraight leg-raising or femoral stretch.