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. Author manuscript; available in PMC: 2022 Jan 1.
Published in final edited form as: J Neurol Phys Ther. 2021 Jan;45(1):28–35. doi: 10.1097/NPT.0000000000000345

Table 3.

Robust Regression Models with Readiness to Change and Age as Independent Variables

β Standard Error p
Dependent Variable: SPD
Age 0.04 0.05 0.51
RTC Stage 0.29 0.07 <0.001
Dependent Variable: 6MWT
Age −0.05 0.06 0.44
RTC Stage −0.003 0.07 0.96
Dependent Variable: SSWS
Age −0.05 0.06 0.46
RTC Stage 0.02 0.06 0.78
Dependent Variable: Charlson Comorbidity Index
Age 0.48 0.05 <0.001
RTC Stage 0.02 0.05 0.74
Dependent Variable: BMI
Age −0.16 0.06 0.02
RTC Stage −0.11 0.06 0.08
Dependent Variable: PHQ-9
Age −0.18 0.06 0.003
RTC Stage −0.13 0.05 0.01
Dependent Variable: ABC
Age 0.04 0.06 0.56
RTC Stage 0.03 0.06 0.63

Abbreviations: SPD- Steps per Day; 6MWT- Six-minute Walk Test; SSWS- Self-selected Walking Speed; BMI- Body Mass Index; PHQ-9- Patient Health Questionnaire-9; ABC- Activities Specific Balance Confidence Scale; RTC- Readiness to Change