Potential and limitations of machine meta-learning (ensemble) methods for predicting COVID-19 mortality in a large inhospital Brazilian dataset.

The majority of early prediction scores and methods to predict COVID-19 mortality are bound by methodological flaws and technological limitations (e.g., the use of a single prediction model).

Clinical characteristics and outcomes of hospital-manifested COVID-19 among Brazilians.

Objectives: To analyze the clinical characteristics and outcomes of admitted patients with the hospital- versus community-manifested COVID-19 and to evaluate the risk factors related to mortality in the first population.

Methods: This retrospective cohort included consecutive adult patients with COVID-19, hospitalized between March and September 2020. The demographic data, clinical characteristics, and outcomes were extracted from medical records.

Mechanical ventilation and death in pregnant patients admitted for COVID-19: a prognostic analysis from the Brazilian COVID-19 registry score.

Background: The assessment of clinical prognosis of pregnant COVID-19 patients at hospital presentation is challenging, due to physiological adaptations during pregnancy. Our aim was to assess the performance of the ABC-SPH score to predict in-hospital mortality and mechanical ventilation support in pregnant patients with COVID-19, to assess the frequency of adverse pregnancy outcomes, and characteristics of pregnant women who died.

Methods: This multicenter cohort included consecutive pregnant patients with COVID-19 admitted to the participating hospitals, from April/2020 to March/2022.

Frequency and burden of neurological manifestations upon hospital presentation in COVID-19 patients: Findings from a large Brazilian cohort.

Background: Scientific data regarding the prevalence of COVID-19 neurological manifestations and prognosis in Latin America countries is still lacking. Therefore, the study aims to understand neurological manifestations of SARS-CoV 2 infection and outcomes in the Brazilian population.

Methods: This study is part of the Brazilian COVID-19 Registry, a multicentric cohort, including data from 37 hospitals.

[Continuity of care between care levels: experiences of users in a municipal health network].

This study analyzes the experiences of users on the continuity of clinical management between care levels. This is a cross-sectional quantitative study that uses data from a survey conducted with 407 users of a public health network in Recife, Pernambuco State, Brazil, in 2017 and 2018. The experiences on the continuity of clinical management were explored from two dimensions: coherence of care and accessibility between levels of care.

Hospital characteristics associated with COVID-19 mortality: data from the multicenter cohort Brazilian Registry.

The COVID-19 pandemic caused unprecedented pressure over health care systems worldwide. Hospital-level data that may influence the prognosis in COVID-19 patients still needs to be better investigated. Therefore, this study analyzed regional socioeconomic, hospital, and intensive care units (ICU) characteristics associated with in-hospital mortality in COVID-19 patients admitted to Brazilian institutions.

[Coordination of clinical management between levels: the views of physicians in primary and specialized care in Recife, Pernambuco State, Brazil].

This study analyzed the views of physicians towards coordination of clinical management between different levels of care. This was a cross-sectional quantitative study using data from a survey of 182 physicians in primary healthcare (PHC) and specialized care in Recife, Pernambuco State, Brazil, in 2017. The results revealed significant differences in the physicians' experience.

Factors associated with the waiting time for access to specialized oral healthcare services in Brazil.

Objectives: To explore the factors associated with the waiting time for access to specialized care at Dental Specialties Centers (CEO, in Portuguese), by specialty (Stomatology, Surgery, Endodontics, Patients with Special Needs and Periodontology).

Methods: The study was a descriptive and analytic exploratory secondary analysis of data from the 2nd phase of the National Program for Improving the Access to and Quality of CEO (PMAQ-CEO, in Portuguese). All 1097 CEO in Brazil were evaluated in loco in 2018.

The right to health in the territory: service users' perceptions of Primary Health Care.

Primary health care is an essential component of effective health systems. The aim of this study aim was to evaluate the quality of primary care in a city in the state of Pernambuco, Brazil. We conducted an exploratory study with 525 service users using structured questionnaires.

[Fluoride levels in springs and water sources and in the public supply networks of municipalities in the State of Pernambuco, Brazil].

Fluoridation is considered an effective and wide-ranging measure in combatting dental caries. Despite being mandatory in Brazil since 1974, the implementation continues to be unequal throughout the country. The objective was to describe and analyze fluorine levels in the waters of the public supply grid of the 2nd macro region of the state of Pernambuco in municipalities with 50,000 inhabitants or more.

The Economic Impact of COVID-19 Treatment at a Hospital-level: Investment and Financial Registers of Brazilian Hospitals.

The economic impact associated with the treatment strategies of coronavirus disease-2019 (COVID-19) patients by hospitals and health-care systems in Brazil is unknown and difficult to estimate. This research describes the investments made to absorb the demand for treatment and the changes in occupation rates and billing in Brazilian hospitals. This research covers the initial findings of "COVID-19 hospital costs and the proposition of a bundled reimbursement strategy for the health-care system," which includes 10 hospitals.

Economic crisis, austerity and its effects on the financing of oral health and access to public and private services.

The present study analyzed the effects of austerity and economic crisis on the financing of oral health, provision and use of public services and access to exclusively dental plans in Brazil, from 2003 to 2018. A retrospective, descriptive study was carried out, with a quantitative approach. Data were collected from the National Health Funding database, the National Supplementary Health Agency, the Strategic Management Support Room, and from the e-manager system.

Evaluation of the quality of oral health care in Primary Health Care in Pernambuco, Brazil, 2014.

Objective: to evaluate the quality of oral health care in Primary Health Care services in Pernambuco state, Brazil, 2014.

Methods: this was an ecological health evaluation study based on the Donabedian model, involving secondary data from the 2nd cycle of the National Program for Improving Access and Quality of Primary Health Care (PMAQ-AB); comparison between the structure, process and outcome variables was done using the Kruskal-Wallis test (p<0.050); variables showing statistical significance (p<0.

[Evaluability of the Health Gym Program in Recife, Pernambuco State, Brazil].

Implementation of the Health Gym Program is one of the key strategies in the Brazilian National Health Promotion Policy, but thus far no evaluability studies have been performed on this intervention in Recife, Pernambuco State, one of the first cities in the country to implement this intervention. This study aimed to measure the evaluability of the Health Gym Program in the city of Recife, based on the description of the intervention and the elaboration of its log frame model and theoretical models for evaluation, in addition to identifying evaluative questions. A qualitative approach was used, based on a seven-element system, by document research, interviews, and discussion with the program's managers and staff, as well as the condensation of meanings technique for analysis of the documents and interviews.

[Characterization of the work process by oral health teams in municipalities in Pernambuco State, Brazil, according to population size: from community links to organization of clinical care].

This study aimed to analyze the work process in oral health teams in Pernambuco State, Brazil, according to population size in the various municipalities (counties), focusing on the relationship with the community and organization of clinical care. Structured questionnaires were applied to 121 oral health teams in 29 cities. The chi-square test was used to verify the association between the actions and the municipalities' population size.

[Analysis of the progress of the oral health teams inserted in the Family Health Strategy in Pernambuco, Northeast Region, Brazil, 2002 until 2005].

The aim of this study was to analyze the implementation of oral health care in the Family Health Strategy in the State of Pernambuco, Brazil, 2002 until 2005. It was observed aspects regarding the expansion of the teams, the percentage of population covered and the rise in the quantitative of oral primary procedures. It was a descriptive and quantitative study, focusing on the 185 cities included in the Family Health Strategy and all cities that included an oral health care in the program.

[Surgeon dentist's profile inserted in the Strategy of Family Health in cities in the state of Pernambuco, Brazil].

This article intends to approach the incorporation of the oral health to the Family Health Strategy which included the odontology professionals into the primary health care. As the odontology has the work based in a practice of healing with emphasis in restoring activities, the implantation from this new model of attention to the health is questioned in relation to the responsible for the execution of that politics - the human resources. The objective of this article is to characterize the profile of surgeons dentists inserted in the Family Health Strategy in the cities of Pernambuco state connecting it with the specificities of the program.

[Analysis of oral health attention in the Family Health Strategy of the Sanitary District VI, Recife, Pernambuco State].

The aim of this study was to analyze the work process developed by the oral health teams of the VI Sanitary District of Recife, Pernambuco State, in 2006. It is a descriptive study of qualitative approach in that secondary data were obtained of a previous research accomplished in Recife, where the Sanitary District VI is located. Four semi-structured interviews were accomplished with the oral health coordinator, two surgeon-dentists and a nurse that acted in the Family Health Strategy.

[Analysis of the oral health care model in cities of the state of Pernambuco].

The objective of this study was to analyze the oral health care model in nine cities of the state of Pernambuco on the basis of statements of the Oral Health Primary Care Coordinators. Semi-structured interviews were conducted with the coordinators for collecting data about the oral health care model adopted by the local authorities, about their activities as coordinators, their qualification, the practices developed by the dental surgeon making part of the Family Health Team, and about basic care procedures and reference and counter-reference networks. The data collected in the interviews were evaluated using a qualitative methodology and a matrix was created for classifying the cities according to the profile of their professionals and the actions and services offered.