TABLE III.

Activity Levels for BHR and THA Groups

	Preoperative UCLA 1-10			Preoperative UCLA 7-10
	BHR (N = 224)*	THA (N = 119)*	P Value	BHR (N = 139)*	THA (N = 74)*	P Value
Postoperative UCLA score	7.7 ± 2.1	7.2 ± 2.1	0.02 †	7.8 ± 2.1	7.9 ± 1.6	0.82
Change in UCLA score	0.03 ± 2.5	0.17 ± 2.4	0.31	−0.94 ± 2.07	−0.86 ± 1.8	0.80
Percentage of patients meeting high-activity UCLA score (9-10)	60.5%	52.2%	0.45
Why activity level changed			0.584			0.77
Symptoms in operatively treated hip	15.3%	9.7%		14.1%	9.1%
Other orthopaedic problem	35.4%	37.6%		35.3%	32.7%
Other medical problem	3.5%	5.4%		4.7%	5.5%
Advanced age or no interest	45.8%	47.3%		45.9%	52.7%

^*The values are given as the mean ± deviation or as the percentage of patient responses.

^†Significant.