0 to 62 months participated in the quantitative survey in October 2015. Children's mothers were the most common type of respondent encountered (98%).

Twenty-one interviews were conducted to obtain the qualitative data. We interviewed three district management team members who played a key role in managing the different SMC cycles in Kaya health district, six formal health workers and six CDs from both rural and urban health facilities in the health district, and six caregivers of children eligible for the SMC intervention. Of the caregivers, only mothers participated in the interview, as it appeared that they were the primary persons caring for eligible children under five years of age.

Implementation fidelity: Content adherence {#sec019}
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Overall, all components of the SMC strategy were implemented throughout Kaya health district. The degree of adherenceturn, described the strategy to community volunteers at the CSPS level. One member of the Kaya district management team described this process as follows: *"people were not trained; only an information session of one day was held*.*"* However, in 2015, a three-day training of the different implementing actors in the health district was conducted. However, all preparatory meetings prior to each cycle were conducted in both 2014 and 2015.

### Procurement and supply chain management {#sec021}

In terms of supply, the same difficulties, including delays and lack of certain management tools, were encountered during the 2014 and 2015 campaigns, although to a much lesser degree in 2015. As a specific example, there were no SMC administration cards during the 2014 campaign; in 2015, however, only a few parents (7.4%) had