Table 2.

Comparison of SF-36 Subscale Scores

SF-36	Initial Questionnaire	Follow-up Questionnaire	Paired Sample	P-Value
	(Preoperative)	(Postoperative)	t test
Physical functioning	66.0 ± 33.0	84.2 ± 16.6	2.06	.032
Role functioning (physical)	31.3 ± 37.1	56.3 ± 44.1	1.59	.07
Role functioning (emotional)	69.4 ± 43.7	58.3 ± 42.9	0.60	.28
Energy/Fatigue	39.7 ± 28.1	47.1 ± 23.2	0.92	.19
Emotional well-being	67.3 ± 17.5	72.8 ± 16.4	0.76	.23
Social functioning	58.3 ± 29.4	76.0 ± 17.2	1.99	.036
Pain	43.5 ± 22.4	59.6 ± 19.9	2.02	.035
General health	59.2 ± 24.4	70.0 ± 20.0	1.50	.08
Health change	29.2 ± 20.9	58.3 ± 19.5	3.39	.003