Table 3 VAS and ODI scores of both the PEID group and PETD group

7.64 ± 0.91

7.54 ± 0.91

0.675

2.96 ± 0.58*

3.19 ± 0.63*

0.172

2.46 ± 0.51*

2.73 ± 0.67*

0.103

2.18 ± 0.48*

2.38 ± 0.64*

0.187

1.75 ± 0.44*

1.88 ± 0.52*

0.306

1.46 ± 0.51*

1.65 ± 0.49*

0.167

70.79 ± 9.15

71.31 ± 10.20

0.844

23.64 ± 3.93*

25.54 ± 4.74*

0.115

19.43 ± 3.77*

21.31 ± 4.77*

0.113

16.50 ± 3.76*

18.00 ± 3.96*

0.159