Table 2 Japanese Orthopaedic Association hip scores, hip abductor strength, knee extensor strength, and TUG values before (Pre) and 6 months (6M) and 12 months (12M) after THA for THA patients, and muscle strength and TUG value for healthy subjects

42.0

(32.0 to 49.0)

75.0

(73.0 to 78.0)

78.0

(76.0 to 80.0)

<.001 ^b

<.001 ^b

Hip abductor

40.7

(10.8)

51.1

(12.0)

55.0

(12.3)

<.001 ^a

<.001 ^a

69.1

(13.7)

<.001 ^c

<.001 ^c

Knee extensor

53.8

(16.1)

62.3

(16.0)

68.5

(16.4)

<.001 ^a

<.001 ^a

71.1

(21.0)

<.001 ^c

.133 ^c

8.4

(1.8)

6.9

(1.1)

6.7

(0.9)

<.001 ^a

<.001 ^a

5.7

(0.6)

<.001 ^d

<.001 ^d