Table 3 Adverse events of acromioclavicular joint (ACJ) pain and revision surgery. Age (years), gender (M = male; F = female) and if operated arm was the dominant arm (R = right; L = left). It demonstrates actions undertaken, at what time the pain resolved or if an operation was performed and if the issue was resolved

AC Joint pain

female, non-dominant arm L

55 weeks

steroid injection, resolved at 3 weeks

Yes

male non-dominant arm L

5 years

steroid injection, resolved at 4 weeks

Yes

female, dominant arm L

5 years, 10 months

failed steroid injection, resection, pain resolved at 12 weeks

Yes

female, dominant arm R

40 weeks

steroid injection, resolved at 4 weeks

Yes

male, dominant arm R

1.5 years

steroid injection, resolved at 4 weeks

Yes

female, non-dominant arm L

3.5 years

steroid injection, unsustained improvement, mobility, comorbidities, patient chose not to undergo further surgery

No

female, non-dominant arm R

26 months

failed steroid injection, resection, pain resolved at 9 weeks

Yes

Revision

female, non-dominant arm L

3.5 years

Pain with glenoid loosening, Revision to reverse shoulder replacement

Yes