Table 3.

Isotemporal substitution model showing reallocation of 30 minutes of one activity for 30 minutes of another activity and change in quality of life scores in breast cancer survivors

	Reallocation of:	Sedentary		Light Intensity
	to:	Light	MVPA	MVPA
Total Fact-B Score	B 95% CI	0.3 (−0.3, 0.9)	3.0 (0.6, 4.5)	2.4 (0.3, 6.0)
Physical Well-Being	B 95% CI	0.03 (−0.12, 0.33)	0.8 (0.33, 1.2)	0.72 (0.27, 1.2)
Functional Well-Being	B 95% CI	0.09 (−0.6, 0.6)	0.6 (0.03, 1.2)	0.06 (−0.12, 1.2)
Emotional Well-Being	B 95% CI	0.09 (−0.03, 0.3)	0.3 (−0.3, 0.6)	0.06 (−0.3, 0.6)
Social Well-Being	B 95% CI	0.03 (−0.3, 0.3)	0.6 (−0.12, 1.2)	0.6 (−0.3, 1.2)
Breast Cancer Specific	B 95% CI	0.06 (−0.6, 0.6)	0.6 (−0.3, 0.3)	0.6 (−0.3, 1.2)
HADS-Anxiety	B 95% CI	0.03 (−0.12, 0.12)	−0.06 (−0.3, 0.3)	−0.03 (−0.6, 0.3)
HADS-Depression	B 95% CI	−0.03 (−0.3, 0.09)	0.3 (−0.9, 0.03)	−0.3 (−0.09, 0.09)

models controlled for age, education, stage of breast cancer, received chemotherapy, received radiation, body mass index, number of comorbidities, time since diagnosis, study, and wear time. FACT-B Functional Assessment of Cancer Treatment-Breast, HADS Hospital Anxiety and Depression Scale, CI confidence Interval