Quick reference

The Countdown methodology is the method: each step of the analysis, how it is done and how to read the results. This section is for looking things up — which page covers a step, where it is in the apps, what a term or an indicator means.

Where each step is

Step	Method	RMNCAH app	Vaxx app	What it produces
Analysis setup	Analysis setup	Getting started	Getting started	The loaded dataset and its national survey rates
Data quality	Data quality assessment	Data quality	Data quality	Reporting rates, outliers, internal consistency and an overall quality score
Data adjustment	Data adjustment	Data preparation	Data preparation	Adjusted numerators, with a before-and-after comparison
Denominators	Denominator assessment and selection	Denominators	Denominators	The best-performing denominator for each indicator
Coverage	National coverage	Coverage, equity and targets, Advanced analysis	Coverage, equity and targets	National coverage levels and trends, compared with surveys and targets
Bayesian coverage	Bayesian modeling approach	Advanced analysis	—	Modelled national and subnational coverage
Equity	Equity assessment (equiplots)	Coverage, equity and targets	Coverage, equity and targets	Inequality by residence, wealth and maternal education (equiplots)
Subnational	Subnational analysis	Sub-national analysis	Sub-national analysis	Regional and district coverage, inequality and target attainment
Mortality	Mortality	Mortality	—	Institutional mortality and the completeness of death reporting
Service utilisation	Curative health services utilization for sick children	Service utilization and health system	—	Use of curative services for sick children
Health system performance	Health system performance	Service utilization and health system	—	Health system inputs and outputs, and the private sector share
Dissemination	Planning for dissemination, decisions and action	Reports, Exports, reports and AI	Reports, Exports, reports and AI	Reports for review meetings and planning

Look things up

Defaults and thresholds: the method’s numbers — defaults, cut-offs and expected ranges — by step, as the apps use them
Formulas: every formula the methodology uses, with what each symbol means
RMNCAH and vaccine analyses: the rules that differ between an RMNCAH analysis (RMNCAH app) and a vaccine analysis (Vaxx app), step by step, with where each is explained
Indicator definitions: what each indicator measures and how it is calculated
Scientific rationale: the evidence behind the analyses, and supporting detail
Glossary: the terms the methodology uses, each linked to where it is defined