Overview
- INEGI’s preliminary data show 211,894 deaths in January–March 2025, down 1,445 from the same period in 2024, for a rate of 162.5 per 100,000 people.
- The leading causes in the quarter were diseases of the heart (51,382), diabetes mellitus (30,578), malignant tumors (23,678), influenza and pneumonia (11,097) and liver diseases (10,097).
- Older adults bear the brunt of mortality, with people 65 and over accounting for 59.7% of all registered deaths in the period.
- Cause-of-death patterns diverge by age and sex, with homicides the principal cause among men ages 25–44 and malignant tumors leading among women in those same age groups.
- A long-term review of 1998–2023 records identified eight extremely rare categories totaling 735 deaths that specialists describe as sentinel events requiring better access, accurate diagnosis and improved certification.