Table 2. Hierarchical regression results for LCI-5 basic subscores.

	LCI-5 basic
	Model 1		Model 2		Model 3		Model 4
	B	β	B	β	B	β	B	β
(Constant)	19.84**		19.07**		18.99**		19.65**
Age	−0.02	−0.022	−0.055	−0.06	0.01	0.006	0.05	0.049
Sex (female)	−0.62*	−0.151	−0.616	−0.15*	−0.72*	−0.176	−0.79*	−0.194
Cause (ref: trauma)
Dysvascular	−1.19**	−0.191	−1.093	−0.18**	−0.96*	−0.153	−0.79	−0.127
Congenital	0.33	0.059	0.256	0.047	0.27	0.050	0.32	0.059
Phantom pain			0.071	0.027	0.12	0.044	0.10	0.039
Prosthetic use			0.010	0.132*	0.01*	0.153	0.01*	0.170
Prosthesis (above-knee)			−0.373	−0.129	−0.33	−0.114	−0.28	−0.098
Income					−0.07	−0.099	−0.09	−0.134
Education					0.05	0.041	0.00	0.004
Residence (rural)					0.02	0.007	0.01	0.004
Marital status (ref: married)
Single					0.06	0.014	0.16	0.037
Divorced					−0.42	−0.051	−0.44	−0.054
Widowed					0.14	0.017	0.21	0.026
Employment (ref: employee)
Housewife					0.11	0.019	0.13	0.023
Business owner					−0.26	−0.097	−0.13	−0.047
Unemployed					−0.78*	−0.204	−0.71*	−0.185
Student					−0.34	−0.028	−0.52	−0.042
PTSD							0.20**	0.242
K10							−0.07**	−0.252
R2	0.06		0.097		0.13		0.184
F	3.65**		3.302**		1.8*		2.39**
∆R2	0.06		0.034		0.033		0.053
∆F	3.65**		2.73*		0.77		6.58**

*p<0.05; **p<0.001.

LCI-5, Locomotor Capabilities Index 5; PTSD, post-traumatic stress disorder.