Preoperatively

Postoperatively

P-value

Mean ± SD

P-value

Mean ± SD

P-value

UCLA score

Group T

Group S

13.4 ± 4.4

13.8 ± 4.0

0.723

32.7 ± 3.9

33.3 ± 3.6

0.668

<0.001

<0.001

JOA score

Group T

Group S

63.8 ± 7.4

62.5 ± 7.4

0.656

88.4 ± 8.2

87.4 ± 8.1

0.523

<0.001

<0.001