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Table 2 Muscle strength testing measured with HHD

From: Assessment of foot and ankle muscle strength using hand held dynamometry in patients with established rheumatoid arthritis

Movement

Cases mean (SD)

Control mean (SD)

p-value

Plantarflexion (N)

175.4

(58.8)

273.3

(61.5)

<0.01

Dorsiflexion (N)

123.0

(51.1)

156.4

(47.0)

0.06

Inversion (N)

91.9

(35.6)

127.5

(35.8)

0.01

Eversion (N)

92.1

(45.6)

121.7

(33.2)

0.04

Plantarflexion/Dorsiflexion Ratio

1.5

(0.3)

1.9

(0.5)

0.03

Inversion/Eversion Ratio

1.1

(0.3)

1.1

(0.2)

0.80