Table 3.

Results of simple and multiple linear regression analyses examining the relationship of cognitive concerns and mobility as measured by the ABC.

	Mobility (ABC Score)
	β	95% CI	P
Simple linear regression analysis (n=1291; adjusted R2=0.12)
Cognitive concerns (Neuro-QoL ACGC T-score)	0.35	0.30, 0.40	<0.0001
Multiple linear regression analysis (n=1254; adjusted R2=0.47)
Age	−0.22	−0.27, −0.18	<0.0001
Sex (female)	−0.10	−0.14, −0.06	<0.0001
Education	0.02	−0.02, 0.07	0.30
Individual income	0.12	0.07, 0.17	<0.0001
Co-morbid health conditions (0, 1, 2, 3+)	−0.10	−0.15, −0.04	0.0002
Depression (PROMIS-D T-score)	−0.38	−0.42, −0.33	<0.0001
Number of affected limbs (bilateral)	−0.08	−0.12, −0.04	0.0002
Level of amputation (below knee)	0.16	0.12, 0.20	<0.0001
Amputation etiology (dysvascular)	−0.12	−0.18, −0.07	<0.0001
Years since amputation	0.13	0.09, 0.18	<0.0001
Cognitive concerns (Neuro-QoL ACGC T-score)	0.14	0.09, 0.18	<0.0001