Funding for this research was provided by:
DFID/MRC/Welcome Trust/ESRC Health Systems Research Initiative (MR/P014593/1)
Conselho Nacional de Desenvolvimento Científico e Tecnológico (303295/2019-8)
Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro (E-26/200.003/2019)
Received: 15 July 2020
Accepted: 3 June 2021
First Online: 15 June 2021
: Approval for this study was obtained from the Brazilian National Commission for Ethics in Research (Comissão Nacional de Ética em Pesquisa (CONEP))—number 2.689.528—in 26th August 2017. That was enough to grant access to all databases under the Municipal Health Secretariat, authorized by both the Secretary and the Under Secretary of Primary Care. Access to CadU was requested by the Under Secretary of Primary Care to the Municipal Social Services and Human Rights Secretariat, which authorized access. The Under Secretary and two technicians signed the Confidentiality Term.
: Not applicable.
: BD was Undersecretary of Health Promotion, Surveillance, and Primary Care at the Secretaria Municipal de Saúde, Rio de Janeiro when this project was conceived. VS was Coordinator of Health Situation Analysis in the Health Surveillance Department, at the Secretaria Municipal de Saúde, Rio de Janeiro. All other authors declare they have no conflict of interest.