Should implementation intentions interventions be implemented in obesity prevention: the impact of if-then plans on daily physical activity in Dutch adults

Table 3 Effects of interventions on BMI and physical activity outcome measures

		Time ^a	Condition	Time × condition	Contrast analyses
Outcome measures	n ^b	F-value	F-value	F-value
BMI	475	0.33	0.64	0.84	NA
Total physical activity	495	0.86	0.26	0.39	NA
Moderate-intensity PA	499	2.53^‡	1.71	0.39	T0 < T1, T2 T3
Walking	504	2.74^‡	1.01	0.64	T0 < T1, T2 T3
Number of active days	369	15.32***	0.73	0.68	T0 < T1, T2 T3

Note ^‡ p < .10, * p < .05, ** p < .01, *** p < .001. Data collection started in 2003 in the Netherlands
^a Repeated measures ANOVA
^b Numbers of respondents (n) refer to all respondents included in the analyses.

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