Publications by authors named "Paula Bisordi Ferreira"
Rev Saude Publica
June 2023
Article Synopsis
- The objective of the study was to estimate the presence of SARS-CoV-2 antibodies in schoolchildren aged 4 to 14 in São Paulo during school closures due to COVID-19.
- A serological survey conducted in September 2020 revealed a 16.6% seroprevalence overall, with higher rates in municipal (18.5%) and state (16.2%) public schools compared to private ones (11.7%).
- The findings indicated that higher seroprevalence occurred among black and brown students and those in vulnerable social groups, highlighting the need for targeted public policies to monitor and protect these populations.
Rev Saude Publica
October 2021
Article Synopsis
- The study aimed to assess how common SARS-CoV-2 infections were among residents 18 and older in São Paulo from June 2020 to February 2021 through a population-based survey conducted every 15 days.
- Researchers tested blood samples for antibodies and used a questionnaire to gather information on participants' demographics and social behaviors related to COVID-19.
- Results showed that 9.7% to 25.0% of participants had antibodies, with higher prevalence in marginalized groups, and highlighted social inequality as a significant factor in infection rates, while 45.1% of infections were asymptomatic.
