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. Author manuscript; available in PMC: 2024 Mar 27.

Published in final edited form as: Ment Health Phys Act. 2023 Mar 27;24:100515. doi: 10.1016/j.mhpa.2023.100515

Table 4.

R² values from a linear regression model predicting timepoint estimate from baseline and R² change after including the treatment variable.

	Midpoint		Posttest		Follow-up

	R² base	ΔR² int	R² base	ΔR² int	R² base	ΔR² int
BPNS Autonomy	0.135	0.043	0.199	0.014	0.300	0.008
BPNS Relatedness	0.358	0.007	0.394	0.008	0.564	0.006
BPNS Competence	0.423	0.130	0.553	0.089	0.524	0.051
BPNES Autonomy	0.355	0.076	0.395	0.000	0.237	0.001
BPNES Relatedness	0.543	0.015	0.320	0.030	0.601	0.001
BPNES Competence	0.377	0.170	0.670	0.021	0.721	0.015
BREQ RAI	0.608	0.017	0.604	0.005	0.641	0.009
Minutes Spent Walking	0.087	0.000	0.476	0.005	0.545	0.004
Steps/day	0.594	0.008	0.305	0.000	0.066	0.026
6-minute walk test	0.587	0.011	0.684	0.005	0.691	0.059

Note. base = baseline; int = intervention; bold indicates ΔR² ≥ .020.