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Ankle revision arthroplasty

Type of revision
Reasons for revision

Ankle » Ankle revision arthroplasty » Type of revision

FIGURE Trend (proportion [%] per year) in type of revision arthroplasty of ankle revision arthroplasties in the Netherlands in 2014-2021

Year

Type of revision (%)

Removal of prosthesis

31.25

36.84

39.39

40.00

37.93

50.00

23.08

46.15

38.73

Total revision

18.75

15.79

9.09

20.00

17.24

10.00

19.23

15.69

Partial revision

37.50

42.11

45.45

32.00

17.24

36.67

57.69

26.92

36.76

Other

12.50

5.26

6.06

8.00

27.59

3.33

0.00

7.69

8.82

Total (n):

204

Please note: In 10 (4.2%) ankle revision arthroplasties, the type of revision was not registered.
RA: revision arthroplasty.

Ankle » Ankle revision arthroplasty » Reasons for revision

TABLE Trend (proportion [%] per year) reasons for revision in patients who underwent an ankle revision arthropalsty in the Netherlands in 2016-2021

Year	2016	2017	2018	2019	2020	2021	Total
Ankle revision arthroplasty (n)	37	31	29	30	26	26	179
Reasons for revision; Proportion¹ (%)
Cyst formation	21.6	41.9	41.4	53.3	23.1	53.9	38.6
Inlay wear	35.1	45.2	31.0	40.0	30.8	30.8	35.8
Loosening of talus component	29.7	38.7	37.9	40.0	11.5	30.8	31.8
Loosening of tibia component	18.9	22.6	34.5	26.7	19.2	23.1	24.0
Malalignment	8.1	29.0	24.1	26.7	11.5	15.4	19.0
Instability	8.1	25.8	20.7	26.7	19.2	7.7	17.9
Infection	13.5	3.2	24.1	10.0	11.5	15.4	12.9
Arthrofibrosis	5.4	9.7	3.5	6.7	23.1	26.9	11.7
Dislocation	5.4	9.7	6.9	10.0	7.7	3.9	7.3
Peri-prosthetic fracture	0.0	3.2	3.5	3.3	7.7	0.0	2.8
Other	5.4	0.0	10.3	10.0	15.4	3.9	7.3

¹ One patient may have more than one reason for revision. As such, the total proportion is over 100%.