From: Is there a difference in joint line restoration in revision Total knee arthroplasty according to prosthesis type?
Offset stem (n = 42)
Straight stem(n = 19)
P-value
Change of ATD (mm)
2.0 ± 3.0
3.4 ± 2.1
0.04
Change of PCO (mm)
1.5 ± 2.4
−0.4 ± 2.2
0.03