Table 2.

Time (min/d) spent on sedentary to low (metabolic equivalent (MET) < 3), moderate (MET = 3–6) and vigorous (MET > 6) physical activity during the baseline and intervention periods (mean value of the 5th and 8th intervention week)

(Mean values with their standard errors)

	Baseline period		Intervention period
	Mean	se	Mean	se
MET < 3
Intervention group	1342	6	1309*†	7
Control group	1369	8	1353	7
MET = 3–6
Intervention group	89	5	107*†	6
Control group	64	7	78	7
MET > 6
Intervention group	9	1	24*†	7
Control group	7	2	9	3

* Mean value was significantly different from that of the control group (P < 0·05).

† Mean value was significantly different from that of the baseline period (P < 0·05).