Type 1 diabetes in the Comoros
T1D Index estimates for 2025 · IDF Africa region · Lower-Middle-Income country
An estimated 364 people are living with type 1 diabetes in the Comoros in 2025. Each year about 39 people are newly diagnosed and 21 people with T1D die. A further 443 people would be alive today had they not died early from type 1 diabetes.
People living with T1D
364
New diagnoses this year
39
Deaths this year
21
Missing people
443
Expected age at death, diagnosed at 10
30.7years
How many people have type 1 diabetes in the Comoros?
364 people in the Comoros are living with type 1 diabetes in 2025, or 41.2 per 100,000 people. That is higher than the Africa average of 29.7 per 100,000 and lower than the global average of 115.5. The Comoros has the 169th-largest number of people living with T1D of the 202 countries in the T1D Index, and the 43rd-largest of the 49 countries in the IDF Africa region.
For every 100 people living with T1D in the Comoros, another 122 are missing: people who would be alive today had they not died early from T1D.
Is type 1 diabetes increasing in the Comoros?
The number of people living with T1D in the Comoros went from 64 in 2000 to 364 in 2025, and is projected to rise to 751 by 2040 (+106%).
| Year | Living with T1D | New diagnoses | Deaths | Missing people |
|---|---|---|---|---|
| 2000 | 64 | 11 | 9 | 130 |
| 2010 | 143 | 20 | 13 | 223 |
| 2020 | 270 | 31 | 18 | 364 |
| 2025 | 364 | 39 | 21 | 443 |
| 2030 (projected) | 482 | 53 | 28 | 540 |
| 2040 (projected) | 751 | 62 | 38 | 799 |
What is the life expectancy with type 1 diabetes in the Comoros?
A 10-year-old diagnosed with type 1 diabetes in the Comoros today is expected to live to 30.7, compared with 70.5 for a 10-year-old without T1D: 39.8 years of life lost. Counting years lived with complications as well, T1D costs 44.0 years of healthy life at today's level of care. If everyone received timely diagnosis, insulin and test strips, and insulin pumps and CGMs, that loss would fall to 14.7 years.
| Level of care | Healthy years restored | Healthy years of life | Healthy years still lost |
|---|---|---|---|
| Current level of care | – | 26.5 | 44.0 |
| + Timely diagnosis for everyone | +3.7 | 30.2 | 40.3 |
| + Insulin and test strips for everyone | +18.8 | 49.0 | 21.5 |
| + Insulin pumps and CGMs for everyone | +6.9 | 55.9 | 14.7 |
How does the Comoros compare?
| 2025 | Comoros | Africa | World |
|---|---|---|---|
| People living with T1D per 100,000 | 41.2 | 29.7 | 115.5 |
| New diagnoses per 100,000 | 4.4 | 4.0 | 6.2 |
| Missing people per 100 living with T1D | 121.7 | 160.4 | 43.0 |
| Expected age at death, 10-year-old with T1D | 30.7 | 24.4 | 51.3 |
| Expected age at death, 10-year-old in general population | 70.5 | 67.5 | 77.0 |
Type 1 diabetes in other Africa countries
- Mauritania502 living with T1D
- Seychelles460 living with T1D
- Eswatini450 living with T1D
- Liberia386 living with T1D
- Central African Republic283 living with T1D
- Gambia243 living with T1D
- Cape Verde228 living with T1D
- Guinea-Bissau196 living with T1D
More data
All figures are T1D Index version 3.0 estimates for all ages. Missing people are those who would be alive today had they not died early from type 1 diabetes. Expected age at death is for a 10-year-old. See Data & Methods for how the estimates are made and the peer-reviewed publications behind them.