Table 3.

Treatment Effects on Measures of Self-Determination for Physical Activity (PA) by Repeated ANOVA Adjusting for Demographics

Variables	Control (n=31)	Treatment (n=28)	Effect Size (SE)	P value
Locus of Causality for PA			2.4 (1.16)	0.04
Baseline	11.89 ± 1.01	12.15 ± 1.01
Final	12.60 ± 1.01	15.26 ± 1.01*
Perceived Competence			−0.18 (0.27)	0.50
Baseline	5.78 ± 0.34	5.95 ± 0.34
Final	5.83 ± 0.34	5.82 ± 0.34
Autonomous Regulation
Identified Regulation			0.44 (0.19)	0.02
Baseline	2.60 ± 0.21	2.70 ± 0.21
Final	2.39 ± 0.21	2.92 ± 0.21
Intrinsic Regulation			0.31 (0.24)	0.20
Baseline	2.39 ± 0.25	2.88 ± 0.25
Final	2.32 ± 0.25	3.13 ± 0.25

PA, physical activity; SE, Standard Error

Covariate adjustment for baseline age, sex, race, alcohol use, viral load detection, nadir CD4 count, and CD4 count

Note: Data are given as Mean ± S.E.

^*p<0.05 for the comparison of the value at the follow-up time with the within-group baseline value