TABLE III.

Results of the Q-TFA, Patient-Reported Outcome Measures, and Functional Tests

	Preoperative Score*	Postoperative Score*	P Value
Q-TFA score
Global	25.0 ± 17.4	81.2 ± 17.6	<0.001†
Prosthetic use	50.2 ± 39.9	91.2 ± 18.7	<0.001†
Prosthetic mobility	49.7 ± 26.9	81.4 ± 21.5	<0.001†
Prosthetic problem	46.4 ±17.5	9.1 ± 6.6	<0.001†
LD-SRS
Total	2.87 ± 0.68	3.66 ± 0.55	0.01†
Functional activity	2.33 ± 0.90	3.36 ± 0.76	0.01†
Mental health	3.45 ± 0.98	3.91 ± 0.65	0.25
Pain	3.13 ± 0.97	3.36 ± 0.76	0.58
Self-image or appearance	2.60 ± 0.77	3.76 ± 0.64	0.001†
PROMIS
Function	33.0 ± 7.7	42.9 ± 6.9	0.005†
Pain intensity	49.1 ± 9.9	42.3 ± 6.9	0.098
Pain interference	59.8 ± 10.8	47.8 ± 8.5	0.01†
EQ-5D	0.59 ± 0.11	0.76 ± 0.09	0.001†
Global mental	42.3 ± 10.3	53.5 ± 9.4	0.015†
Global physical	39.1 ± 9.4	53.2 ± 9.1	0.002†
Functional tests
2-minute walk test (ft)	243 ± 107 (74 ± 33 m)	369 ± 151 (112 ± 46 m)	0.022†
6-minute walk test (ft)	609 ± 323 (186 ± 98 m)	1,054 ± 555 (321 ± 169 m)	0.016†

^*The values are given as the mean and the standard deviation.

^†Significant.