School-Based Obesity Prevention Intervention in Chilean Children: Effective in Controlling, but not Reducing Obesity

Table 4

Change in overweight and obesity prevalence between girls in control and intervention schools (2011-2012).

Variables	Control		Intervention
	N = 400		N = 287
	August; 2011	November 2012	August; 2011	November; 2012
Age (y)	6.7 (1)	7.9 (1)	6.5 (1)	7.8 (1)
BMI (kg/m^2)	17.4 (2.3)	18.3 (2.6)	17.6 (2.6)	18.3 (2.9)
% overweight	33.8	34.5	26.6	32.6
% obesity	13.3	17.0	21	18.8