Trends and Determinants of Dementia-Related Mortality in Mexico, 2017–2023
Abstract
1. Introduction
Study Aim and Hypotheses
2. Materials and Methods
2.1. Study Design
2.2. Statistical Analysis
2.3. Ethical Considerations
3. Results
- Annual Trends in Dementia-Related Mortality (2017–2023)
- 2.
- Individual-Level Sociodemographic Associations
- 3.
- State-Clusters Analysis
4. Discussion
Limitation
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
Abbreviations
| HALE | Health-adjusted life expectancy |
| YLD | Years lived with disability |
| DALY | Disability-adjusted life-years |
| CONAPO | National Population Council |
| INEGI | National Institute of Geography and Statistics |
| OR | Odds ratios |
| CI | Confidence intervals |
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| Year Studied | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|
| Frequency | 761 | 1035 | 1184 | 1052 | 1211 | 1383 | 1425 |
| Age (Mean, SD) | 85.4 (7.8) | 85.6 (7.7) | 85.3 (7.6) | 85.7 (7.5) | 84.8 (7.5) | 85.4 (7.8) | 85.7 (7.6) |
| Male (%) | 317 (41.8) | 411 (39.9) | 467 (39.8) | 425 (40.4) | 458 (37.7) | 506 (36.9) | 567 (40.0) |
| Indigenous ethnicity (%) | 51 (6.7) | 77 (7.3) | 76 (6.4) | 58 (5.5) | 141 (13.3) | 81 (5.8) | 81 (5.7) |
| ≥Elementary education (%) | 100 (13.1) | 149 (14.4) | 171 (14.4) | 176 (16.7) | 192 (15.8) | 240 (17.3) | 279 (19.4) |
| Economically active (%) | 192 (25.2) | 349 (33.4) | 264 (22.2) | 237 (22.5) | 270 (22.1) | 284 (20.5) | 307 (21.5) |
| Residence < 500 k people (%) | 463 (60.7) | 608(58.4) | 687 (57.7) | 651 (61.8) | 714 (58.9) | 814 (58.6) | 797 (55.6) |
| Cohabiting with spouse (%) | 222 (29) | 309 (29.8) | 351 (29.6) | 300 (28.5) | 343 (28.4) | 364 (26.3) | 387 (26.9) |
| Medical insurance (%) | 646 (85.0) | 883 (85.5) | 992 (83.8) | 798 (75.9) | 847 (70.0) | 933 (67.8) | 977 (68.8) |
| Sociodemographic Characteristic | Odds Ratio | z | p-Value | 95% Confidence Interval | |
|---|---|---|---|---|---|
| Lower | Upper | ||||
| Age (numeric, per year) | 1.00 | 0.08 | 0.934 | 0.99 | 1.00 |
| 65–79 years | 0.89 | −2.07 | 0.038 | 0.80 | 0.99 |
| 80–99 years | 1.11 | 2.07 | 0.039 | 1.00 | 1.32 |
| ≥100 years | 0.97 | −0.18 | 0.859 | 0.71 | 1.32 |
| Gender (Male) | 0.78 | −5.33 | <0.001 | 0.71 | 0.85 |
| Economically active | 0.62 | −8.41 | <0.001 | 0.56 | 0.70 |
| High school or higher | 1.91 | 10.69 | <0.001 | 1.70 | 2.16 |
| Cohabiting with a spouse | 0.99 | -0.10 | 0.919 | 0.90 | 1.09 |
| Medical insurance covers | 2.22 | 14.13 | 0.001 | 1.98 | 2.48 |
| Indigenous ethnicity | 0.17 | −13.29 | <0.001 | 0.13 | 0.22 |
| State/Cluster Characteristic | Coefficient | p-Value | 95% Confidence Intervals | |
|---|---|---|---|---|
| Lower | Upper | |||
| Life expectancy at birth | 2.49 | 0.003 | 0.94 | 4.05 |
| Population aging | −0.21 | 0.016 | −0.38 | −0.04 |
| Medical Insurance Coverage | 0.02 | 0.877 | −0.29 | 0.34 |
| Pseudo R2 = 0.42 | Post hoc = 0.95 | |||
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Share and Cite
Lopez-Samayoa, D.M.; Campos-Sosa, A.M.; Bojorquez-Chan, P.A.; Martinez-Medel, S.E.; Guillermo-Herrera, J.C.; Villarreal-Jimenez, E.; Janssen-Aguilar, R.; Peres-Mitre, C.R.; Mendez-Dominguez, N. Trends and Determinants of Dementia-Related Mortality in Mexico, 2017–2023. Epidemiologia 2026, 7, 14. https://doi.org/10.3390/epidemiologia7010014
Lopez-Samayoa DM, Campos-Sosa AM, Bojorquez-Chan PA, Martinez-Medel SE, Guillermo-Herrera JC, Villarreal-Jimenez E, Janssen-Aguilar R, Peres-Mitre CR, Mendez-Dominguez N. Trends and Determinants of Dementia-Related Mortality in Mexico, 2017–2023. Epidemiologia. 2026; 7(1):14. https://doi.org/10.3390/epidemiologia7010014
Chicago/Turabian StyleLopez-Samayoa, Dennis M., Angel M. Campos-Sosa, Paola Asuncion Bojorquez-Chan, Sara E. Martinez-Medel, Jorge C. Guillermo-Herrera, Edgar Villarreal-Jimenez, Reinhard Janssen-Aguilar, Cristina Rodriguez Peres-Mitre, and Nina Mendez-Dominguez. 2026. "Trends and Determinants of Dementia-Related Mortality in Mexico, 2017–2023" Epidemiologia 7, no. 1: 14. https://doi.org/10.3390/epidemiologia7010014
APA StyleLopez-Samayoa, D. M., Campos-Sosa, A. M., Bojorquez-Chan, P. A., Martinez-Medel, S. E., Guillermo-Herrera, J. C., Villarreal-Jimenez, E., Janssen-Aguilar, R., Peres-Mitre, C. R., & Mendez-Dominguez, N. (2026). Trends and Determinants of Dementia-Related Mortality in Mexico, 2017–2023. Epidemiologia, 7(1), 14. https://doi.org/10.3390/epidemiologia7010014

