Morrow and Guerrero (2001); Mexico

Scale/Scope: 
1 community (population of approximately 30,000)
Evaluation Design: 
RCT –130 women 3 months postpartum (44 IG1, 52 IG2, 34 control)
Outcomes: 
Outcomes Measured: 
% EBF at 3 months
Results: 
IG1 vs. IG2 vs. control group: 67% vs. 52% vs. 12%
P-values/CIs: 
p < 0.001, log rank test
High Impact Practices: 
Exclusive breastfeeding