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

Table 3 Interrater Reliability of Ashworth and Modified Asworth Scales

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

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