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You are here: News » New methodology facilitates mapping of diseases transmitted by Aedes

New methodology facilitates mapping of diseases transmitted by Aedes

Developed by Projeto Arboalvo, tool contributes to public health policies

Thirteen professionals from four sentinel cities that make up the Arboalvo Project were trained to implement one more of the technologies developed by the program with the aim of reinforcing the fight against arboviruses, including dengue, Zika and chikungunya, in urbanized areas.

Teams from the municipal health departments of Belém (PA), Belo Horizonte (MG), Campo Grande (MS) and Natal (RN) were trained to produce two types of automated reports: entomological, referring to the Aedes aegypti mosquito, and epidemiological , referring to disease cases.

Professionals from different regions of the country participated in the training and exchanged experiences on actions developed from the Arboalvo Project. Photo: Gutemberg Brito 

Based on data collected by city surveillance services and information about territories, the automated reports present statistical analyzes carried out with free software used by the project. 

With graphs, tables, maps and texts, the reports outline an overview of the arboviruses scenario, facilitating decision-making by managers.

The training was organized by the Oswaldo Cruz Institute researcher (IOC/Fiocruz) and coordinator of Arboalvo, Nildimar Honório, in partnership with professors from the Institute of Mathematics and Statistics of the Federal Fluminense University (IME/UFF), Rafael Erbisti, and from the Institute of Mathematics of the Federal University of Rio de Janeiro (IM/UFRJ ), Mariane Branco Alves.

The activities took place from the 22nd to the 26th of May at the Statistics Laboratory, at the IME headquarters, in Niterói, in the Metropolitan Region of Rio de Janeiro.

In addition to Nildimar and Mariane, the event's opening panel included the participation of Luzia Nogueira Pinto, head of the Host Virus Interactions Laboratory at the IOC; Alda Maria da Cruz, director of the Department of Communicable Diseases at the Health and Environmental Surveillance Secretariat of the Ministry of Health; Vagner Ricardo dos Santos, zoonosis control coordinator in Campo Grande and representative of professionals from the sentinel cities participating in the project, and Alex Farah, head of the Analysis Department and deputy director of IME/UFF.

The event's opening table highlighted the importance of collaboration between the Ministry of Health, Health Secretariats and scientific institutions in the fight against arboviruses. Photo: Gutemberg Brito

When commenting on the new tool, the coordinator of Arboalvo highlighted that automated reports can be produced with the frequency desired by managers, which contributes to the organization of actions to combat arboviruses in the short and long term, with reduced costs.

“The preparation of reports depends only on reading up-to-date epidemiological or entomological databases. The results are immediately presented, displaying graphs, tables, maps and textual analysis in different spatial scales, providing an overview of the entomological and epidemiological scenario, with the frequency stipulated by the local management. This allows for retrospective and real-time analysis,” said Nildimar, who is a researcher at the Laboratory of Host Virus Interactions at the IOC and coordinator of the Sentinel Operational Nucleus of Vector Mosquitoes of Fiocruz (Nosmove/Fiocruz).

Nildimar Honório pointed out that the stratification of risk areas carried out by the Arboalvo Project enhances control actions and saves resources. Photo: Gutemberg Brito

Funded by the Ministry of Health, since 2019, the Arboalvo Project has developed and implemented methodologies for stratifying risk areas for arbovirus transmission in municipalities, with the aim of optimizing disease control actions.

The program trains local teams to produce and analyze data in routine surveillance services. The methodologies for risk stratification developed in the project consider the spatial and temporal distribution of dengue, Zika and chikungunya records, as well as the monitoring of Aedes with traps called ovitraps, which make it possible to qualify and quantify the presence and density of deposited eggs , respectively. They also take into account the social, sanitary and climatic conditions of the territories, which are decisive for the transmission of arboviruses.

Arboalvo is an initiative of Fiocruz, with general coordination of the IOC and collaboration of the Sérgio Arouca National School of Public Health (ENSP/Fiocruz), from the Polytechnic School of Health Joaquim Venâncio (EPSJV/Fiocruz), from the Institute of Communication and Scientific and Technological Information in Health (ICICT/Fiocruz), from the Scientific Computing Program (PROCC/Fiocruz) and the René Rachou Institute (Fiocruz Minas). The program has partnerships with UFRJ, UFF and the municipal health departments of Belém, Belo Horizonte, Campo Grande and Natal.

Developed by Projeto Arboalvo, tool contributes to public health policies
By: 
maira

Thirteen professionals from four sentinel cities that make up the Arboalvo Project were trained to implement one more of the technologies developed by the program with the aim of reinforcing the fight against arboviruses, including dengue, Zika and chikungunya, in urbanized areas.

Teams from the municipal health departments of Belém (PA), Belo Horizonte (MG), Campo Grande (MS) and Natal (RN) were trained to produce two types of automated reports: entomological, referring to the Aedes aegypti mosquito, and epidemiological , referring to disease cases.

Professionals from different regions of the country participated in the training and exchanged experiences on actions developed from the Arboalvo Project. Photo: Gutemberg Brito 

Based on data collected by city surveillance services and information about territories, the automated reports present statistical analyzes carried out with free software used by the project. 

With graphs, tables, maps and texts, the reports outline an overview of the arboviruses scenario, facilitating decision-making by managers.

The training was organized by the Oswaldo Cruz Institute researcher (IOC/Fiocruz) and coordinator of Arboalvo, Nildimar Honório, in partnership with professors from the Institute of Mathematics and Statistics of the Federal Fluminense University (IME/UFF), Rafael Erbisti, and from the Institute of Mathematics of the Federal University of Rio de Janeiro (IM/UFRJ ), Mariane Branco Alves.

The activities took place from the 22nd to the 26th of May at the Statistics Laboratory, at the IME headquarters, in Niterói, in the Metropolitan Region of Rio de Janeiro.

In addition to Nildimar and Mariane, the event's opening panel included the participation of Luzia Nogueira Pinto, head of the Host Virus Interactions Laboratory at the IOC; Alda Maria da Cruz, director of the Department of Communicable Diseases at the Health and Environmental Surveillance Secretariat of the Ministry of Health; Vagner Ricardo dos Santos, zoonosis control coordinator in Campo Grande and representative of professionals from the sentinel cities participating in the project, and Alex Farah, head of the Analysis Department and deputy director of IME/UFF.

The event's opening table highlighted the importance of collaboration between the Ministry of Health, Health Secretariats and scientific institutions in the fight against arboviruses. Photo: Gutemberg Brito

When commenting on the new tool, the coordinator of Arboalvo highlighted that automated reports can be produced with the frequency desired by managers, which contributes to the organization of actions to combat arboviruses in the short and long term, with reduced costs.

“The preparation of reports depends only on reading up-to-date epidemiological or entomological databases. The results are immediately presented, displaying graphs, tables, maps and textual analysis in different spatial scales, providing an overview of the entomological and epidemiological scenario, with the frequency stipulated by the local management. This allows for retrospective and real-time analysis,” said Nildimar, who is a researcher at the Laboratory of Host Virus Interactions at the IOC and coordinator of the Sentinel Operational Nucleus of Vector Mosquitoes of Fiocruz (Nosmove/Fiocruz).

Nildimar Honório pointed out that the stratification of risk areas carried out by the Arboalvo Project enhances control actions and saves resources. Photo: Gutemberg Brito

Funded by the Ministry of Health, since 2019, the Arboalvo Project has developed and implemented methodologies for stratifying risk areas for arbovirus transmission in municipalities, with the aim of optimizing disease control actions.

The program trains local teams to produce and analyze data in routine surveillance services. The methodologies for risk stratification developed in the project consider the spatial and temporal distribution of dengue, Zika and chikungunya records, as well as the monitoring of Aedes with traps called ovitraps, which make it possible to qualify and quantify the presence and density of deposited eggs , respectively. They also take into account the social, sanitary and climatic conditions of the territories, which are decisive for the transmission of arboviruses.

Arboalvo is an initiative of Fiocruz, with general coordination of the IOC and collaboration of the Sérgio Arouca National School of Public Health (ENSP/Fiocruz), from the Polytechnic School of Health Joaquim Venâncio (EPSJV/Fiocruz), from the Institute of Communication and Scientific and Technological Information in Health (ICICT/Fiocruz), from the Scientific Computing Program (PROCC/Fiocruz) and the René Rachou Institute (Fiocruz Minas). The program has partnerships with UFRJ, UFF and the municipal health departments of Belém, Belo Horizonte, Campo Grande and Natal.

Edição: 
Vinicius Ferreira

The non-profit reproduction of the text is allowed as long as the source is cited (Comunicação / Instituto Oswaldo Cruz)