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Table 3 Comparison of clinical outcomes between patients aged < 75 and ≥ 75 years

From: Clinical outcomes of surgical treatment for end-stage ankle osteoarthritis in patients aged ≥ 75 years: a multicenter, retrospective study

 

Total ankle arthroplasty

Ankle arthrodesis

 < 75 (n = 29)

 ≥ 75 (n = 36)

p*

p**

 < 75 (n = 61)

 ≥ 75 (n = 22)

p*

p**

JSSF scale

36 ± 17

37 ± 15

0.14

0.13

35 ± 17

32 ± 17

0.35

0.38

SAFE-Q

 Pain and pain-related

33 ± 19

37 ± 26

0.12

0.12

39 ± 26

34 ± 20

0.69

0.84

 Physical functioning

26 ± 24

30 ± 25

0.79

0.80

29 ± 24

20 ± 23

0.02

0.04

 Social functioning

28 ± 40

33 ± 41

0.90

0.94

40 ± 31

33 ± 31

0.09

0.12

 Shoe-related

23 ± 33

31 ± 30

0.12

0.13

30 ± 29

26 ± 23

0.62

0.70

 General health

31 ± 30

37 ± 30

0.56

0.63

39 ± 30

30 ± 32

0.08

0.11

  1. Values represent the mean ± standard deviation of improvement in score
  2. JSSF Japanese Society for Surgery of the Foot, SAFE-Q self-administered foot evaluation questionnaire
  3. *Student’s t-test
  4. **Analysis of covariance adjusted for patient characteristics