Prevalence and attributable health burdens of vector-borne parasitic infectious diseases of poverty, 1990-2021: findings from the Global Burden of Disease Study 2021.
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引用次数: 0
Abstract
Background: Vector-borne parasitic infectious diseases associated with poverty (referred to as vb-pIDP), such as malaria, leishmaniasis, lymphatic filariasis, African trypanosomiasis, Chagas disease, and onchocerciasis, are highly prevalent in many regions around the world. This study aims to characterize the recent burdens of and changes in these vb-pIDP globally and provide a comprehensive and up-to-date analysis of geographical and temporal trends.
Methods: Data on the prevalence and disability-adjusted life years (DALYs) of the vb-pIDP were retrieved from the Global Burden of Disease, Injuries, and Risk Factors Study (GBD) 2021 for 21 geographical regions and 204 countries worldwide, from 1990-2021. The age-standardized prevalence rate and DALYs rate by age, sex, and sociodemographic index (SDI) were calculated to quantify temporal trends. Correlation analysis was performed to examine the relationship between the age-standardized rate and the SDI.
Results: Over the past 30 years, the age-standardized prevalence rate and DALYs rate of these vb-pIDP have generally decreased, with some fluctuations. The distribution of vb-pIDP globally is highly distinctive. Except for Chagas disease, the age-standardized prevalence rate and DALYs rate of other vb-pIDP were highest in low-SDI regions by 2021. Malaria had the highest age-standardized prevalence rate (2336.8 per 100,000 population, 95% UI: 2122.9, 2612.2 per 100,000 population) and age-standardized DALYs rate (806.0 per 100,000 population, 95% UI: 318.9, 1570.2 per 100,000 population) among these six vb-pIDP globally. Moreover, significant declines in the age-standardized prevalence rate and DALYs rate have been observed in association with an increase in the SDI . Globally, 0.14% of DALYs related to malaria are attributed to child underweight, and 0.08% of DALYs related to malaria are attributed to child stunting.
Conclusions: The age-standardized prevalence rate and DALY rates for the vb-pIDP showed pronounced decreasing trends from 1990-2021. However, the vb-pIDP burden remains a substantial challenge for vector-borne infectious disease control globally and requires effective control strategies and healthcare systems. The findings provide scientific evidence for designing targeted health interventions and contribute to improving the prevention and control of infectious diseases.
期刊介绍:
Infectious Diseases of Poverty is an open access, peer-reviewed journal that focuses on addressing essential public health questions related to infectious diseases of poverty. The journal covers a wide range of topics including the biology of pathogens and vectors, diagnosis and detection, treatment and case management, epidemiology and modeling, zoonotic hosts and animal reservoirs, control strategies and implementation, new technologies and application. It also considers the transdisciplinary or multisectoral effects on health systems, ecohealth, environmental management, and innovative technology. The journal aims to identify and assess research and information gaps that hinder progress towards new interventions for public health problems in the developing world. Additionally, it provides a platform for discussing these issues to advance research and evidence building for improved public health interventions in poor settings.