Yan Mathias Alves

ORCID: 0000-0002-5596-0047
Publications
Citations
Views
---
Saved
---
About
Contact & Profiles
Research Areas
  • Tuberculosis Research and Epidemiology
  • Data-Driven Disease Surveillance
  • Leprosy Research and Treatment
  • Zoonotic diseases and public health
  • COVID-19 and Mental Health
  • COVID-19 epidemiological studies
  • COVID-19 Clinical Research Studies
  • Global Maternal and Child Health
  • Child Nutrition and Water Access
  • Health, Nursing, Elderly Care
  • Global Public Health Policies and Epidemiology
  • COVID-19 and healthcare impacts
  • Pneumonia and Respiratory Infections
  • Pneumocystis jirovecii pneumonia detection and treatment
  • Mycobacterium research and diagnosis
  • Health and Well-being Studies
  • Homelessness and Social Issues
  • HIV/AIDS Research and Interventions
  • Vaccine Coverage and Hesitancy
  • COVID-19 Pandemic Impacts
  • Health Education and Validation
  • Public Health in Brazil
  • Social Representations and Identity
  • Salmonella and Campylobacter epidemiology
  • Hemoglobinopathies and Related Disorders

Universidade de São Paulo
2020-2025

Universidade de Ribeirão Preto
2020-2025

National Education and Research Network
2024

Universidade Federal de Alfenas
2023

Escola Nacional de Saúde Pública
2023

National School of Public Health
2023

Fundação Oswaldo Cruz
2023

Universidade Federal do Rio Grande do Norte
2023

Associação Fundo de Incentivo à Pesquisa
2021

Coordenação de Aperfeicoamento de Pessoal de Nível Superior
2021

This study aimed to analyze the discourses of patients who were diagnosed with multidrug-resistant tuberculosis, perception why they acquired this health condition and barriers seeking care in a priority city Brazil during COVID-19 pandemic. was an exploratory qualitative study, which used theoretical-methodological framework Discourse Analysis French matrix, guided by Consolidated Criteria for Reporting Qualitative Research. The conducted Ribeirão Preto, São Paulo, Brazil. Seven...

10.1371/journal.pone.0249822 article EN cc-by PLoS ONE 2021-04-09

We aimed to visualize and classify the time series of COVID-19, tuberculosis (TB) notification, TB outcomes (cure, treatment abandonment, death), verify impact new coronavirus pandemic on these indices in Brazil, presence spatial autocorrelation between COVID-19 TB.

10.3390/tropicalmed7090247 article EN cc-by Tropical Medicine and Infectious Disease 2022-09-14

The SARS-CoV-2-triggered Public Health Emergency of International Importance has significantly contributed to emotional and mental health issues. aim this study was identify factors associated with self-perceived changes while facing the COVID-19 pandemic in Brazil. This a cross-sectional, descriptive, analytical that collected data via web survey using validated instrument. included individuals over 18 years old residing 26 federal units Federal District from August 2020 November 2022....

10.1371/journal.pgph.0001636 article EN cc-by PLOS Global Public Health 2023-08-18

<sec><title>Objetivo.</title> Identificar os fatores correlacionados à incidência e mortalidade por COVID-19 verificar situações de sindemia em escala global. </sec><sec><title>Métodos.</title> Realizou-se um estudo ecológico casos óbitos confirmados a partir informações coletadas do<italic>European Center for Disease Prevention and Control</italic>em 2019 2020. Para caracterização dos países, utilizaram-se indicadores do Banco Mundial e<italic>Worldometer Coronavirus</italic>. Foram...

10.26633/rpsp.2022.6 article PT cc-by-nc-nd Revista Panamericana de Salud Pública 2022-01-18

Abstract Objective To assess the evolution of COVID-19 pandemic in Brazil and its macro-regions, considering disease incidence mortality rates, as well identifying territories with still rising indices evaluating vaccine coverage population adherence to immunization. Methods An ecological study conducted cases deaths reported between February 2020 April 2024, obtained through Coronavirus Panel. Historical series were constructed from rates pandemic’s evolution, temporal trends estimated...

10.1186/s12879-024-09598-1 article EN cc-by BMC Infectious Diseases 2024-07-18

The rapid spread of COVID-19 have overwhelmed health systems, especially in the care chronic disease such as tuberculosis and diabetes. objective study was to analyze magnitude relevance tuberculosis-diabetes diabetes-COVID-19 comorbidities spatial risk areas their factors associated with unfavorable outcomes Brazilian population between 2020 2022. An ecological carried out municipalities. composed by cases comorbidities, registered Influenza Epidemiological Surveillance Information System...

10.1038/s41598-025-93476-6 article EN cc-by-nc-nd Scientific Reports 2025-03-11

The present study aimed to investigate the epidemiological situation of leprosy (Hansen’s Disease), in a hyperendemic metropolis Central-West region Brazil. We studied trends over eleven years, both detection disease and disabilities, analyzing disparities and/or differences regarding gender age. This is an ecological time series conducted Cuiabá, capital state Mato Grosso. population consisted patients diagnosed with between years 2008 2018. cases was used, stratifying it according (male...

10.1371/journal.pntd.0009941 article EN cc-by PLoS neglected tropical diseases 2021-11-16

Abstract Background Multidrug-resistant tuberculosis (MDR-TB) is a serious phenomenon on global scale that can worsen with the COVID-19 pandemic. The study aimed to understand perceptions of health professionals about MDR-TB, their strategies ensure adherence treatment and challenges in context pandemic priority municipality for disease control. Methods We conducted qualitative recruited 14 providers (four doctors, three nurses, nursing technicians, assistants social worker) working city...

10.1186/s12913-021-07057-0 article EN cc-by BMC Health Services Research 2021-10-01

To evaluate the temporal trend of tuberculosis incidence after implementation rapid molecular test (RMT-TB), to identify whether presents seasonal variation and classify territory according case density risk areas in Macapá, Amapá.Ecological study cases registered Sistema de Informação Agravos Notificação (SINAN - Information System for Notifiable Diseases) between 2001 2017. We used Prais-Winsten interrupted time series changes before test, verify seasonality municipality. The Kernel...

10.11606/s1518-8787.2021055003431 article EN cc-by Revista de Saúde Pública 2021-12-01

Tuberculosis is one of the most significant infectious diseases for global public health. The reallocation healthcare resources and restrictions imposed by COVID-19 pandemic have hindered access to TB diagnosis treatment. Increases in unfavorable outcomes disease been observed Brazil. objective this study was analyze spatial distribution treatment Brazil before during pandemic.

10.1186/s40249-024-01184-6 article EN cc-by Infectious Diseases of Poverty 2024-02-18

Abstract Background During COVID-19, the number of people experiencing homelessness increased, further exacerbating violation basic rights necessary for human survival. Thus, study aimed to investigate inequalities associated with income loss and food insecurity among during COVID-19 pandemic in Brazil. Methods A cross-sectional was conducted 24 Brazilian state capitals Federal District homeless population using a validated instrument. Descriptive analyses binary logistic regressions were...

10.1186/s12982-024-00141-w article EN cc-by Deleted Journal 2024-07-02

This study's objective was to estimate the temporal trends of leprosy according sex and age groups, as well predict progression disease in a hyperendemic city located northeast Brazil. ecological time-series study conducted Imperatriz, Maranhão, Leprosy cases diagnosed between 2006 2016 were included. Detection rates stratified by groups estimated. The accomplished using Seasonal-Trend Decomposition method modeling detection linear seasonal autoregressive integrated moving average model Box...

10.1371/journal.pone.0237165 article EN cc-by PLoS ONE 2020-08-07

Multidrug-resistant tuberculosis (MDR-TB) remains a serious public health problem worldwide. Accordingly, this study sought to identify individual, community and access services risk factors for MDR-TB.Retrospective cohort of all TB cases diagnosed between 2006 2016 in the state São Paulo. A Bayesian spatial hierarchical analysis with multilevel design was carried out.It identified that history previous treatment (Odds Ratios [OR]:13.86, 95% credibility interval [95% CI]:12.06-15.93),...

10.1111/tmi.13409 article FR cc-by Tropical Medicine & International Health 2020-05-02

Abstract Background Although preventable and curable, tuberculosis (TB) still occurs in poor or developing countries, mainly metropolitan regions of larger cities. The disease is a serious public health problem, directly linked to social issues. We analyzed temporal trend variations areas at risk for concomitant TB, characterized the clinical epidemiological profiles cases hyperendemic municipality Amazon region Brazil. Methods This ecological study was performed Manaus, northern population...

10.1186/s40249-020-00732-0 article EN cc-by Infectious Diseases of Poverty 2020-08-10

Almost four years after COVID-19 was declared a global health emergency, equitable distribution of the vaccine remains challenge, especially among homeless people, fastest growing population in Brazil. Therefore, we sought to identify factors associated with completion vaccination schedule people Materials and Methods: We carried out cross-sectional study capital cities Brazil&amp;#039;s Federative Units, considering living on streets as target population. used sequential inclusion approach,...

10.20944/preprints202404.0860.v1 preprint EN 2024-04-14

Objetivou-se identificar fatores relacionados, classificar a tendência temporal e áreas com associação espacial do abandono de tratamento para tuberculose em Ribeirão Preto, São Paulo. Estudo ecológico; população composta pelos casos notificados entre 2006 2017. Realizou-se o teste qui-quadrado relacionados. Para temporal, utilizou-se método Prais-Winsten evento calculada sua porcentagem variação anual. verificar espacial, utilizaram-se as técnicas G Gi*. Foram 146 da doença no período; como...

10.5216/ree.v22.58883 article PT cc-by Revista Eletrônica de Enfermagem 2020-06-25

Abstract Background A diagnosis of tuberculosis (TB) does not mean that the disease will be treated successfully, since death may occur even among those who are known to health services. Here, we aimed analyze patient survival time from TB death, precocious deaths, and associated factors in southern Brazil. Methods We conducted a longitudinal study with patients were diagnosed died due between 2008 2015 The starting point for measuring was patient’s date. Techniques analysis employed,...

10.1186/s41182-021-00320-4 article EN cc-by Tropical Medicine and Health 2021-04-21

Objective To identify the risk areas of deaths due to unspecified pneumonia and tuberculosis (TB) in children, if there is a relationship between these events with higher TB incidence social determinants. Methods Ecological study carried out Brazil. All cases or children under 5 years age reported 2006 2016 were included collected through Department Informatics Unified Health System (Brazil’s electronic database). The Spatial Scan Statistics was used at dying from this event. spatial...

10.1136/bmjopen-2019-034074 article EN cc-by-nc BMJ Open 2020-08-01

To evaluate the effectiveness of a rapid molecular test for detection tuberculosis (TB) and to predict rates disease in municipality Brazil where TB is endemic.An ecological study was carried out Ribeirão Preto-SP on population cases notified between 2006 2017. Monthly incidence average monthly percentage change (AMPC) were calculated. In order identify changes series, breakpoint technique performed; modelled predictions until 2025 made.AMPC showed fall 0.69% per month human immunodeficiency...

10.1371/journal.pone.0252375 article EN cc-by PLoS ONE 2021-05-28

Resumo Objetivo Analisar a distribuição espacial e temporal da hanseníase em cenário de baixa endemicidade no estado São Paulo, Brasil. Métodos Estudo ecológico, sobre casos notificados município Ribeirão Preto, entre 2006 2016. A tendência taxa detecção foi verificada mediante decomposição séries temporais, identificadas as áreas alta ocorrência doença utilizando-se técnica Getis-Ord Gi*. Resultados Foram registrados 890 casos, apresentou uma crescente período analisado, com crescimento...

10.1590/s1679-49742022000100018 article PT cc-by-nc Epidemiologia e Serviços de Saúde 2022-01-01

to assess the impact of GeneXpert® MTB/RIF rapid molecular test on tuberculosis detection, analyze temporal trend event and identify vulnerable territories in a Brazilian municipality.an ecological study carried out Ribeirão Preto, São Paulo, Brazil, municipality considered priority control due high number cases. To classify trend, Prais-Winsten method Interrupted Time Series were used changes disease incidence. Kernel intensity analysis was applied areas.the decreased by 18.1%/year...

10.1590/1518.8345.4412.3441 article EN cc-by Revista Latino-Americana de Enfermagem 2021-01-01
Coming Soon ...