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Table 2 Pre- and postoperative clinical outcomes for total ankle arthroplasty according to patient age

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

 

 < 75 (n = 29)

 ≥ 75 (n = 36)

Pre

Post

MCID

p

Pre

Post

MCID

p

JSSF scale

53 ± 11

85 ± 14

8.7

 < 0.01

53 ± 12

90 ± 12

8.3

 < 0.01

SAFE-Q

 Pain and pain-related

46 ± 17

68 ± 24

12.8

 < 0.01

40 ± 20

77 ± 19

10.1

 < 0.01

 Physical functioning

46 ± 18

68 ± 26

11.7

 < 0.01

38 ± 23

68 ± 17

11.5

 < 0.01

 Social functioning

43 ± 25

70 ± 27

15.3

 < 0.01

34 ± 32

69 ± 29

15.2

 < 0.01

 Shoe-related

58 ± 26

71 ± 31

14.2

0.04

45 ± 29

78 ± 19

11.2

 < 0.01

 General health

48 ± 24

72 ± 28

14.7

 < 0.01

36 ± 27

75 ± 25

15.4

 < 0.01

  1. Values are presented as mean ± standard deviation
  2. JSSF Japanese Society for Surgery of the Foot, SAFE-Q self-administered foot evaluation questionnaire, MCID minimal clinically important difference