Table 3 preoperative and postoperative functional outcome scores. Before and After Propensity Score Matching^a

 Preoperative

5.35 ± 1.05

5.13 ± 1.28

.345

5.35 ± 1.05

4.77 ± 1.41

.071

 Postoperative

4.45 ± 2.43

0.68 ± 1.17

< .001

4.45 ± 2.43

0.52 ± 1.18

< .001

 P value

.054

< .001

.054

< .001

 Preoperative

38.55 ± 14.62

40.62 ± 14.90

.458

38.55 ± 14.62

39.32 ± 12.75

.825

 Postoperative

49.10 ± 21.22

83.10 ± 15.26

< .001

49.10 ± 21.22

78.90 ± 17.54

< .001

 P value

.004

< .001

.004

< .001

 Preoperative

42.13 ± 11.10

47.66 ± 12.02

.014

42.13 ± 11.10

45.45 ± 10.93

.240

 Postoperative

46.77 ± 22.24

82.20 ± 12.99

< .001

46.77 ± 22.24

79.45 ± 14.74

< .001

P value

.262

< .001

.262

< .001

 Preoperative

15.67 ± 3.05

16.20 ± 3.92

.714

15.67 ± 3.05

15.45 ± 3.33

.554

 Postoperative

21.11 ± 8.54

29.44 ± 5.49

< .001

21.11 ± 8.54

28.16 ± 6.16

< .001

 P value

.002

< .001

.002

< .001

 Preoperative

5.65 ± 2.17

6.02 ± 2.62

.443

5.65 ± 2.17

5.65 ± 2.12

1.000

 Postoperative

5.16 ± 3.42

2.14 ± 1.93

< .001

5.16 ± 3.42

1.52 ± 1.65

< .001

P value

.275

< .001

.275

< .001

 Preoperative

6.31 ± 2.52

6.43 ± 2.82

.833

6.31 ± 2.52

6.68 ± 2.54

.583

 Postoperative

5.58 ± 3.97

2.47 ± 2.38

< .001

5.58 ± 3.97

2.52 ± 2.53

.001

P value

.401

< .001

.401

< .001

 Preoperative

12.52 ± 3.29

12.89 ± 3.45

.560

12.52 ± 3.29

11.32 ± 4.24

.220

 Postoperative

10.13 ± 5.30

5.85 ± 3.47

< .001

10.13 ± 5.30

5.19 ± 3.28

< .001

 P value

.025

< .001

.025

< .001