Tanzania vs Zambia: New HIV infections averted by prevention of mother-to-child transmission
Tanzania
18,074 infections
in 2024
Zambia
11,708 infections
in 2024
Tanzania rank
4th
Zambia rank
5th
New HIV infections averted by prevention of mother-to-child transmission over time
- Tanzania
- Zambia
How they compare
Tanzania currently reports 18,074 infections against 11,708 infections in Zambia, a difference of 6,366 infections.
That makes Tanzania's figure about 1.5 times Zambia's.
The two have swapped places 5 times across 35 shared years of data; in 1990 it was Zambia ahead.
Tanzania ranks 4th and Zambia ranks 5th of 85 countries.
Across the 4 decades both report, Tanzania averaged higher in 2 and Zambia in 1.
Head to head by decade
| Decade | Tanzania | Zambia | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 0 infections | 0 infections | 0 infections | — |
| 2000s | 2,976 infections | 3,364 infections | 387.74 infections | Zambia |
| 2010s | 17,705 infections | 11,679 infections | 6,026 infections | Tanzania |
| 2020s | 19,443 infections | 12,636 infections | 6,807 infections | Tanzania |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher new hiv infections averted by prevention of mother-to-child transmission, Tanzania or Zambia?
- Tanzania, at 18,074 infections against 11,708 infections in Zambia as of 2024.
- What is the difference in new hiv infections averted by prevention of mother-to-child transmission between Tanzania and Zambia?
- 6,366 infections, with Tanzania ahead.
- How many years of comparable data are there for Tanzania and Zambia?
- 35 years are reported by both, from 1990 to 2024.
- How do Tanzania and Zambia rank globally for new hiv infections averted by prevention of mother-to-child transmission?
- Tanzania ranks 4th and Zambia ranks 5th of 85 countries.
- Where does this data come from?
- Joint United Nations Programme on HIV/AIDS (2026) – with minor processing by Our World in Data, published as New HIV infections averted by prevention of mother-to-child transmission. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
New HIV infections among children (aged 0-14 years) prevented through the implementation of Prevention of Mother-to-Child Transmission (PMTCT) programs. This is the central estimate.