João Antônio de Queiroz Oliveira

ORCID: 0000-0003-3116-4713
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About
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Research Areas
  • Mobile Health and mHealth Applications
  • Blood Pressure and Hypertension Studies
  • Health Education and Validation
  • Health, Nursing, Elderly Care
  • Medication Adherence and Compliance
  • Venous Thromboembolism Diagnosis and Management
  • Healthcare during COVID-19 Pandemic
  • Global Public Health Policies and Epidemiology
  • Atrial Fibrillation Management and Outcomes
  • Health Literacy and Information Accessibility
  • Cancer Treatment and Pharmacology
  • Cardiac Health and Mental Health
  • Brain Metastases and Treatment
  • Public Health in Brazil
  • COVID-19 Clinical Research Studies
  • Antiplatelet Therapy and Cardiovascular Diseases
  • Endometrial and Cervical Cancer Treatments
  • Digital Mental Health Interventions
  • Cervical Cancer and HPV Research
  • Acute Ischemic Stroke Management
  • Occupational Health and Burnout
  • Chronic Disease Management Strategies
  • Health Systems, Economic Evaluations, Quality of Life
  • Pancreatic and Hepatic Oncology Research
  • Patient Satisfaction in Healthcare

Hospital of St. Francis Xavier
2025

Centro Universitário do Norte
2024

Institute for Biomedicine
2024

Universidade Federal do Amazonas
2024

Universidade do Estado do Amazonas
2024

Universidade Federal de Minas Gerais
2016-2022

IPO Porto
2001-2020

Hospital das Clínicas da Universidade Federal de Minas Gerais
2014-2019

Hospital Curry Cabral
2000-2013

Centro Hospitalar de Lisboa Central
2013

Introduction As non-communicable disease (NCD) burden rises worldwide, community-based programmes are a promising strategy to bridge gaps in NCD care. The HealthRise programme sought improve hypertension and diabetes management for underserved communities nine sites across Brazil, India, South Africa the USA between 2016 2018. This study presents findings from programme’s endline evaluation. Methods evaluation utilises mixed-methods quasi-experimental design. Process indicators assess...

10.1136/bmjgh-2019-001959 article EN cc-by-nc BMJ Global Health 2020-06-01

The diagnosis of new-onset diabetes mellitus (DM) in individuals with a consumptive syndrome warrants comprehensive and systematic etiological investigation. This article presents the case 45-year-old male, smoker, history treated C hepatitis virus, diagnosed type 2 diabetes, accompanied by complaints fatigue, anorexia, unintentional weight loss. Despite an initial workup general practitioner, including colonoscopy, endoscopy, abdominal-pelvic CT scan, no neoplastic etiology was identified....

10.7759/cureus.79408 article EN Cureus 2025-02-21

Dialysis-related factors may contribute to sarcopenia, but this has yet be explored. We investigated the association between dialysis vintage and sarcopenia in patients on hemodialysis. A cross-sectional analysis of SARC-HD study. Sarcopenia was assessed according revised EWGSOP2 criteria using handgrip strength calf circumference measurements. considered as confirmed severe stages. Patients were stratified into groups quintiles months: 3-11; 12-24; 25-43; 44-76; ≥77. The 12-24 months group...

10.1159/000545258 article EN Blood Purification 2025-03-28

BACKGROUND: Since February 2020, data on the clinical features of patients infected by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and their evolution have been gathered intensively discussed, especially in countries with dramatic dissemination this disease. OBJECTIVE: To assess Brazilian SARS-CoV-2 analyze its local epidemiological features. DESIGN AND SETTING: Observational retrospective study conducted using from an official electronic platform for recording confirmed...

10.1590/1516-3180.2020.00365.r1.08092020 article EN cc-by Sao Paulo Medical Journal 2020-11-27

Vancomycin is widely used to treat infections caused by Gram positive bacteria, mostly methicillin-resistant strains. Despite its therapeutic effectiveness, vancomycin a nephrotoxic drug that has been associated with the occurrence of acute kidney injury (AKI). In this study, we sought evaluate variability serum trough concentrations and determine incidence risk factors vancomycin-associated nephrotoxicity (VAN) in non-critically ill patients.This was prospective cohort including Brazilian...

10.1371/journal.pone.0222095 article EN cc-by PLoS ONE 2019-09-05

Aims Adverse drug events (ADEs) can seriously compromise the safety and quality of care provided to hospitalized patients, requiring adoption accurate methods monitor them. We sought prospectively evaluate accuracy triggers proposed by Institute for Healthcare Improvement (IHI) identifying ADEs. Methods A prospective study was conducted in a public university hospital 2015 with patients over age 18. Triggers IHI clinical alterations suspected be ADEs were searched daily. The number days...

10.1111/bcp.13665 article EN British Journal of Clinical Pharmacology 2018-06-06

Instant messaging services (IMS) are widely used in medical practice.To evaluate perceptions regarding use and usability of IMS within clinical practice assess users' knowledge the ethical legal context involved using practice.Cross-sectional study conducted different hospitals institutions Minas Gerais, Brazil.Medical students, residents, primary care physicians specialist doctors answered an online questionnaire epidemiological data, graduation level for communication. Responses were...

10.1590/1516-3180.2020.0010.r1.28032020 article EN cc-by Sao Paulo Medical Journal 2020-02-01

BACKGROUND: Electrocardiograms (ECGs) are an essential examination for identification and management of cardiovascular emergencies.The aim this study was to report on the frequency recognition emergencies in primary care units. DESIGN AND SETTING: Observational retrospective assessing consecutive patients whose digital ECGs were sent analysis team Telehealth Network Minas Gerais. METHODS: Data from diagnosed with cardiological setting 750 municipalities Gerais, Brazil, between March...

10.1590/1516-3180.2017.0090110617 article EN cc-by Sao Paulo Medical Journal 2017-11-01

Background Controlling blood pressure and glycemic levels is a challenge that requires innovative solutions. Objective To assess the feasibility of implementing text message intervention among low-income primary care patients, as well to self-reported behavioral change. Methods A set 200 messages was developed on healthy eating, physical activity, adherence, motivation. Participants from Vale do Mucuri, MG, Brazil diagnosed with diabetes or hypertension undergoing screening for those...

10.36660/ijcs.20220050 article EN cc-by International Journal of Cardiovascular Sciences 2023-01-01

Abstract Background Warfarin remains the most affordable oral anticoagulant in many countries. However, it may have serious side effects, and success of therapy depends on patient’s understanding medication their adherence to treatment. The use short messages services (SMS) is a strategy that can be used educate patients, but there are no studies evaluating this intervention patients taking warfarin. Therefore, we aimed develop, implement, assess feasibility an using SMS primary care...

10.1186/s12875-022-01647-5 article EN cc-by BMC Primary Care 2022-03-23

Resumo Fundamento A varfarina é um anticoagulante oral útil para prevenção de tromboembolismo, embora seja considerado fármaco alto risco causar eventos adversos. Considerando os desafios práticos no controle da anticoagulação oral, pacientes poderiam se beneficiar estratégias educacionais que visem mudança comportamento, participação ativa autocuidado e adesão à farmacoterapia. Objetivo Construir validar o protocolo EmpoderACO comportamento em uso varfarina. Métodos As etapas metodológicas...

10.36660/abc.20220576 article PT cc-by-nc Arquivos Brasileiros de Cardiologia 2023-06-01

Anticoagulation clinics (ACs) have a greater impact on anticoagulation control than usual medical care (UMC). There is little evidence of the performance AC in patients warfarin living low and middle-income countries. We sought to investigate efficacy safety an treated at Brazilian public hospital. This was randomized clinical trial that tested recently implemented AC, compared UMC, outpatients with heart disease. The primary secondary endpoints were time therapeutic range (TTR)...

10.3390/hemato4030018 article EN cc-by Hemato 2023-07-19

Background Warfarin is the only oral anticoagulant available in Brazilian public health system. Health knowledge and treatment are essential to achieving desirable therapeutic effect. However, data on these aspects among primary care patients still lacking. Objective To assess literacy, patient knowledge, adherence anticoagulation with warfarin, as well medication regimen complexity units municipality of Divinópolis, Minas Gerais, Brazil. Methods This cross-sectional study included using...

10.36660/ijcs.20220158 article EN cc-by International Journal of Cardiovascular Sciences 2023-01-01
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