Table 1.

Treatment effects with mediator variable VO_2Max

	Treatment effect				Difference in treatment effect				Overall mediation
	Intervention		Control
Change from baseline	Mean	SE	Mean	SE	Difference in means	SE	Lower 95% C.I.	Upper 95% C.I.	p
BMI (kg/m2)
Main*	0.11	0.11	0.44	0.11	−0.33	0.12	−0.57	−0.08
VO2Max#	0.13	0.11	0.43	0.11	−0.30	0.13	−0.56	−0.04	<.0001
Percentage % Body Fat
Main*	−0.99	0.29	−0.16	0.30	−0.83	0.36	−1.54	−0.12
VO2Max#	−0.93	0.32	−0.52	0.33	−0.41	0.39	−1.19	0.36	<.0001

Note: * Main effect without mediator.

# Mediator at post-intervention (24 weeks).