Revision within 1 year

Shoulder » Survival » Revision within 1 year » By type of shoulder arthroplasty

TABLE Cumulative 1-year revision percentage of primary shoulder arthroplasties by type of shoulder arthroplasty in the Netherlands in 2014-2018

Type of primary shoulder arthroplasty Cumulative 1-year revision percentage
Number (n) Competing Risk (95% CI) Kaplan Meier (95% CI)
Reverse 8,380 2.4 (2.1-2.7) 2.4 (2.1-2.7)
Total anatomical  2,933 1.7 (1.3-2.2) 1.5 (1.0-1.9)
Hemi 1,762 3.1 (2.4-4.0) 2.6 (1.8-3.3)

Reverse: reverse total shoulder arthroplasty; Total anatomical: total anatomical shoulder arthroplasty; Hemi: shoulder hemiarthroplasty.
CI: confidence interval

© LROI 2020

In 2014-2018, 220 (1.7%) primary shoulder arthroplasties were implanted in patients who died within one year after the primary procedure.

Shoulder » Survival » Revision within 1 year » Reasons for revision

TABLE Reasons for revision within one year in patients that underwent a shoulder revision arthroplasty by type of shoulder arthroplasty in the Netherlands in 2014-2018

Type of primary shoulder arthroplasty
Reverse (n=209) Total anatomical (n=49) Hemi (n=54)
Reason for revision Proportion¹ (%) Proportion¹ (%) Proportion¹ (%)
Instability 42.1 34.7 24.1
Infection 30.6 6.1 9.3
Cuff rupture n.a. 34.7 29.6
Malalignment 7.2 14.3 13.0
Cuff arthroplasty n.a. 14.3 25.9
Loosening of glenoid component 8.1 14.3 1.9
Loosening of humeral component 2.9 4.1 11.1
Peri-prosthetic fracture 6.2 2.0 1.9
Progression of osteoarthritis 1.4 4.1 18.5
Other 9.1 10.2 16.7

Please note: After a reverse total shoulder arthroplasty, the rotater cuff is no longer present.
Reverse: reverse total shoulder arthroplasty; Total anatomical: total anatomical shoulder arthroplasty; Hemi: shoulder hemiarthroplasty.
¹One patient may have more than one reason of revision.

© LROI 2020