Table 1

Global Scale for Early Development: population and programme measures

	Goal	Administration	Estimated duration (min)	Score
Population	Map childhood development status globally. Track trajectories of childhood development over time. Monitor benefits of population-level interventions. Draw attention to populations in need of support, including monitoring impact of humanitarian emergencies and other crises.	Caregiver report.	5–10	Holistic.
Programme	Identify populations of children at risk of poor developmental trajectories. Quantify the impact of an intervention on developmental outcomes.	Caregiver report combined with direct assessment.	<30	Domains of development (motor, cognitive, language and so on).