Table 3.

Association between stressful life events and physical activity stratified by group from 6 to 12 months

Interventionist guided
Parameter	Intervention: Baseline to 6 months						Maintenance: 6 to 12 months
	Model 1			Model 2			Model 1			Model 2
	β	S.E.	p	β	S.E.	p	β	S.E.	p	β	S.E.	p
Intercept	9.08	6.01	0.134	42.44	16.07	0.010	1.31	7.26	0.857	−31.73	20.44	0.124
Stressful life events	−0.86	0.65	0.192	−1.10	0.74	0.145	1.11	0.80	0.168	1.52	0.93	0.105
Adj R-sq	0.277			0.275			0.039			0.044
AICC (smaller is better)	781.983			731.635			755.604			719.213
SBC (smaller is better)	679.249			662.349			660.525			654.396
Self-guided
Parameter	Model 1			Model 2			Model 1			Model 2
	β	S.E.	p	β	S.E.	p	β	S.E.	p	β	S.E.	p
Intercept	6.64	3.27	0.045	9.62	18.47	0.604	3.93	3.72	0.293	17.35	21.93	0.432
Stressful life events	0.79	0.53	0.137	0.98	0.61	0.114	−1.08	0.60	0.077	−1.42	0.73	0.055
Adj R-sq	0.037			0.111			0.045			0.061
AICC (smaller is better)	722.446			646.521			724.741			652.674
SBC (smaller is better)	626.875			587.415			632.066			595.623

Note. Model 1 adjusts for baseline physical activity, percent classes attended (IG only). Model 2 adjusts for age, income, education, and breast cancer stage

Note. Model 1 adjusts for baseline physical activity. Model 2 adjusts for age, income, education, and breast cancer stage