Testing the activitystat hypothesis: a randomised controlled trial

BMC Public Health

Table 2 Construct: Energy expenditure; results of random effects mixed modeling analysis

Outcome	Measure (unit)	Time	Control	Moderate	Extensive	P	P	P
			Mean (SD)	Mean (SD)	Mean (SD)	Group	Time	Group x Time
TDEE	MARCA	Overall				<0.001	<0.001	<0.001
	(MET.min)	Baseline	2,160 (121)	2,155 (205)	2,190 (194)			0.67
	Mid	2,178 (169)^a	2,222 (176)^b	2,432 (230) ^ab				<0.001
	End	2,127 (181) ^a	2,286 (249) ^a	2,491 (216) ^a				<0.001
	3 month	2,178 (194)	2,263 (263)	2,301 (280)				0.11
	6 month	2,208 (167)	2,258 (270)	2,207 (251)				0.56
Total activity	ACC	Overall				<0.001	<0.001	<0.001
	(total counts/day)	Baseline	265,913	252,453	269,443			0.61
			(94,299)	(79,978)	(66,943)
	Mid		257,978	327,353	406,693			<0.001
			(76,309)^a	(91,290)^a	(90,813)^a
	End		256,346	354,139	386,223			<0.001
	3 month		245,060	263,087	312,147			0.01
			(65,983)^a	(95,248)^b	(83, 508)^ab
	6 month		252,308	264,777	263,456			0.85
			(91,623)	(92,075)	(94,913)
RMR	IC	Overall				0.86	<0.001	0.34
	(kcal/day)	Baseline	1,509 (240)	1,505 (227)	1,536 (260)
		End	1,541 (244)	1,576 (231)	1,584 (284)

Note: Summary data are raw scores and significant differences indicated in bold. Values with the same superscript were significantly different on post-hoc analysis
MARCA variables: N=107 (Control, n=34, Moderate, n=37, Extensive, n=36). Accelerometry variables: N=95 (Control, n=28, Moderate, n=35, Extensive, n=32)
Indirect calorimetry variables: N= 94 (Control, n=29, Moderate, n=34, Extensive, n=31)
TDEE total daily energy expenditure (MET.min), MARCA Multimedia Activity Recall for Children and Adults, RMR resting metabolic rate (kcal/day), IC indirect calorimetry, ACC accelerometery, SD standard deviation

ISSN: 1471-2458