Chad vs Zambia: Reduction in Human Development Index when adjusting for inequalities
Chad
39.4%
in 2023
Zambia
39.3%
in 2023
Chad rank
9th
Zambia rank
10th
Reduction in Human Development Index when adjusting for inequalities over time
- Chad
- Zambia
How they compare
Chad currently reports 39.4% against 39.3% in Zambia, a difference of 0.1%.
Across all 13 years both countries report, Chad has been ahead every year.
Chad ranks 9th and Zambia ranks 10th of 166 countries.
Chad has averaged higher in every one of the 2 decades both report.
Head to head by decade
| Decade | Chad | Zambia | Difference | Ahead |
|---|---|---|---|---|
| 2010s | 44.1% | 39.7% | 4.4% | Chad |
| 2020s | 39.9% | 39.6% | 0.2% | Chad |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher reduction in human development index when adjusting for inequalities, Chad or Zambia?
- Chad, at 39.4% against 39.3% in Zambia as of 2023.
- What is the difference in reduction in human development index when adjusting for inequalities between Chad and Zambia?
- 0.1%, with Chad ahead.
- How many years of comparable data are there for Chad and Zambia?
- 13 years are reported by both, from 2011 to 2023.
- How do Chad and Zambia rank globally for reduction in human development index when adjusting for inequalities?
- Chad ranks 9th and Zambia ranks 10th of 166 countries.
- Where does this data come from?
- UNDP, Human Development Report (2025) – with minor processing by Our World in Data, published as Reduction in Human Development Index when adjusting for inequalities. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Percentage difference between the IHDI value and the HDI value.