Table 3 Complications, reoperations, and stem revisions stratified by stem type

Intraoperative complications

11 (2.78%)

Intraoperative complications

1 (0.26%)

 Stable calcar crack, left untreated

Stable calcar crack, left untreated

 Stable calcar crack, left untreated

 Stable calcar crack, left untreated

 Stable calcar crack, left untreated

 Stable calcar crack, left untreated

 Unstable calcar crack, treated with cerclage

 Unstable calcar crack, treated with cerclage

 Stable greater trochanter crack, left untreated

 Stable greater trochanter crack, left untreated

 Stable greater trochanter crack, left untreated

 Unstable greater trochanter crack, treated with cerclage

60-day general complications that did not require reoperation

1 (0.25%)

60-day general complications that did not require reoperation

2 (0.52%)

 Skin rash (erysipelas) at 60 days PO, treated with antibiotics

Pulmonary embolism at 11 days PO, treated with anticoagulants

Stroke at 8 days PO, treated with anticoagulants

60-day hip-related complications that did not require reoperation

3 (0.76%)

60-day hip-related complications that did not require reoperation

3 (0.78%)

 Crack in the proximal femur at 60 days PO, supervised but left untreated

Fracture of the greater trochanter at 53 days PO, supervised but left untreated

 Crack in the proximal femur at 50 days PO, supervised but left untreated

Femoral crack at 18 days PO, supervised but left untreated

 Undisplaced fracture of the greater trochanter due to a fall at 13 days PO, supervised but left untreated

Femoral crack due to a fall at 14 days PO, supervised but left untreated

60-day complications that required reoperation without stem revision

8 (2.03%)

60-day complications that required reoperation without stem revision

4 (1.04%)

 Cup migration at 57 days PO, treated with cup revision

Early infection at 8 days PO, required lavage and change of modular components

 Early infection at 21 days PO, required lavage and change of modular components

Early superficial infection at 18 days PO, required superficial lavage

 Early infection at 15 days PO, required lavage and change of modular components

Femoral fracture due to a fall at 17 days PO, treated with osteosynthesis

 Early infection at 50 days PO, required lavage and change of modular components

Femoral fracture due to a fall at 13 days PO, treated with osteosynthesis

 Early superficial infection at 25 days PO, required superficial lavage

 Femoral fracture due to a fall at 8 days PO, treated with osteosynthesis

 Intraoperative unstable trochanter crack, treated with cerclage during surgery, but resulted in change in stem position after surgery, thus required osteosynthesis and plate fixation 5 days after surgery

 Skin burn during surgery, required skin graft 12 days after surgery

60-day complications that required stem revision

2 (0.51%)

60-day complications that required stem revision

2 (0.52%)

 Early infection at 39 days PO, required stem and cup revision

Early infection at 13 days PO, required stem and cup revision

 Femoral fracture due to a fall at 8 days PO, required stem and cup revision and osteosynthesis

Femoral fracture due to a fall at 5 days PO, required stem revision and osteosynthesis