Table 1 Search terms developed using the PICO framework

P: Patient/ Population/ Problem

Parents with young children (<5years old); focusing on feeding, nutrition and active play

Infan* or “early childhood” or child*

AND

feed* or “feeding practice*” or diet* or nutrition or “physical activity” or “sedentary time” or active* or play or BMI or “obesity prevention” or “healthy lifestyle*” or “energy balance”

I/E: Intervention/ Indicator/ Exposure/ Event

Adoption, implementation, sustainability and scale up of interventions in real world context

program* or intervention or initiative

AND

implement* or disseminat* or diffus* or delivery or uptake or adopt* or adapt* or modif* or utilisation or utilization or sustain* or feasib* or evaluat*

AND

“scale up” or “scaled up” or “scaling up” or scaling or scalability or “scale out” or translat* or “roll out” or “rolled out” or “real-world” or “research to practice” or ‘routine practice’ or ‘service delivery’

C: Comparison/ Control

n/a

O: Outcome

Theories, frameworks, models used for implementation

Barriers and facilitators associated with adoption, implementation and sustainability of interventions delivered in real world context

framework* or model*or plan* or approach* or strateg* or protocol* or guideline* or manual* or concept*