Table 3.

Post Hoc Pairwise Comparison Tests With Tukey Adjustment^a

Measure	Comparison	Difference	95% CI	P Value
Preoperative
No. of low-impact sports	UKA-TKA	–0.17	–1.03 to 0.69	.881
	TKA-PFA	1.52	0.46 to 2.58	.003
	UKA-PFA	1.34	0.29 to 2.41	.008
No. of medium-impact sports	UKA-TKA	0.11	–0.40 to 0.62	.869
	TKA-PFA	0.72	0.09 to 1.35	.021
	UKA-PFA	0.83	0.20 to 1.45	.008
HAAS	UKA-TKA	2.78	1.00 to 4.57	.001
	TKA-PFA	–0.56	–1.29 to 0.15	.470
	UKA-PFA	2.00	–0.18 to 4.18	.080
Postoperative
No. of medium-impact sports	UKA-TKA	0.07	–0.39 to 0.52	.938
	TKA-PFA	0.52	–0.04 to 1.08	.072
	UKA-PFA	0.59	0.03 to 1.14	.036
HAAS	UKA-TKA	2.92	1.14 to 4.50	<.001
	TKA-PFA	–1.45	–3.49 to 0.56	.210
	UKA-PFA	1.36	–0.69 to 3.41	.259

^aHAAS, High Activity Arthroplasty Score; PFA, patellofemoral arthroplasty; TKA, total knee arthroplasty; UKA, unicompartmental knee arthroplasty.