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Table 3 Interrater Reliability of Ashworth and Modified Asworth Scales

From: Reliability of Ashworth and Modified Ashworth Scales in Children with Spastic Cerebral Palsy

Interrater Reliability (95% Confidence Interval)
Muscle Measurement N ASHWORTH MODIFIED ASWORTH
Hip Flexors First 76   
   76 0.70 (0.57–0.80) 0.71 (0.58–0.81)
   76   
  Second 60   
   60 0.76 (0.64–0.85) 0.74 (0.60–0.83)
   60   
Hip Adductors (Knee extended) First 76   
   76 0.68 (0.54–0.79) 0.83 (0.75–0.88)
   76   
  Second 60   
   60 0.72 (0.57–0.82) 0.87 (0.81–0.92)
   60   
Hip Internal Rotators First 76   
   76 0.80 (0.70–0.86) 0.84 (0.77–0.89)
   76   
  Second 60   
   60 0.78 (0.67–0.86) 0.61 (0.40–0.75)
   60   
Hamstrings First 76   
   76 0.78 (0.68–0.85) 0.76 (0.65–0.84)
   76   
  Second 60   
   60 0.69 (0.52–0.80) 0.73 (0.59–0.83)
   60   
Plantar Flexors (Knee extended) First 76   
   76 0.57 (0.45–0.68) 0.64 (0.52–0.74)
   76   
  Second 60   
   60 0.54 (0.39–0.67) 0.68 (0.56–0.78)
   60