Table II.

Hardware removal and components used at the time of distal femoral osteotomy and total knee arthroplasty, and contralateral total knee arthroplasty.

Variable	DFO-TKA	Contralateral TKA	p-value
DFO hardware removal, n (%)		N/A	N/A
Prior to TKA	3 (14.3)
Complete removal at time of TKA	10 (47.6)
Partial removal at time of TKA	3 (14.3)
None	5 (23.8)
Stemmed femoral component, n (%)			0.408*
Yes	5 (23.8)	2 (9.5)
No	16 (76.2)	19 (90.5)
Stemmed tibial component, n (%)			0.469*
Yes	2 (9.5)	0 (0.0)
No	19 (90.5)	21 (100.0)
TKA implant constraint, n (%)			> 0.999*
Posterior-stabilized	20 (95.6)	21 (91.3)
Varus-valgus	1 (4.3)	0 (0.0)
Mean polyethylene insert, mm (SD)	13.5 (3.9)	11.9 (2.8)	0.032†‡

^*Chi-squared test.

^†Paired t-test.

^‡Statistical significance.

DFO, distal femoral osteotomy; N/A, not applicable; TKA, total knee arthroplasty.