Publications by authors named "Beatriz D Schaan"

Article Synopsis
  • * A study focusing on Brazilian adolescents ages 12-17 found that over 80% experience social jetlag, particularly affecting older girls, those from private schools, and morning classes.
  • * Factors contributing to social jetlag include unhealthy behaviors like skipping breakfast, drinking alcohol, and excessive screen time, highlighting the need for awareness and interventions for better sleep health among youth.
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  • - The study aimed to find predictors of worsening mental health and self-care in diabetes patients during the 15 months of the COVID-19 pandemic, focusing on mental health disorders and emotional distress related to diabetes.
  • - In a follow-up of 150 diabetes patients, 34.7% experienced increased mental health issues, particularly among those with lower middle-income and greater difficulties managing their condition, while improved diabetes control was associated with better mental health scores.
  • - Self-care worsened for patients with longer diabetes duration and those using insulin, but those who adhered to social distancing saw improvements in their self-care practices.
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  • The study aimed to identify clinical predictors of diabetic retinopathy (DR) in patients with diabetic kidney disease (DKD) through a cross-sectional analysis in Southern Brazil.
  • It involved 517 patients, primarily with type 2 diabetes, revealing that those with DR were more likely to use insulin, had a longer duration of diabetes, and exhibited higher systolic blood pressure.
  • No predictors for DR were found among patients with type 1 diabetes, highlighting key differences in the complications associated with each type of diabetes.
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Objective: To evaluate the clinical and laboratory outcomes of patients with type 2 diabetes by comparing the no reuse or reuse of syringes and needles for insulin injection.

Research Design And Methods: Adults with type 2 diabetes who had reused syringes and needles at least three times were randomly instructed either to not reuse or to reuse insulin syringes and needles five times. The primary outcomes assessed were glycemic control, pain scores, and skin complications (ecchymosis, lipohypertrophy, nodules, infection) at baseline and 4, 8, and 12 weeks after the intervention.

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Background: Gestational diabetes mellitus (GDM) is characterized by hyperglycemia during pregnancy. There are many diabetes-specific tools for collecting information validated in Brazilian Portuguese. However, there are no specific instruments to assess knowledge about GDM in Brazilian Portuguese.

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Background: The Life's Essential 8 (LE8) is an official cardiovascular health (CVH) assessment tool, however, its use remains limited within the adolescent population. We aim to describe the prevalence of CVH in Brazilian adolescents using the LE8 framework and to analyze its distribution considering sociodemographic factors.

Methods: The sample comprised 36,956 adolescents aged 12 to 17 years, who participated in the Study of Cardiovascular Risks in Adolescents, a nationwide, cross-sectional, school-based study.

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Background: In healthcare systems in general, access to diabetic retinopathy (DR) screening is limited. Artificial intelligence has the potential to increase care delivery. Therefore, we trained and evaluated the diagnostic accuracy of a machine learning algorithm for automated detection of DR.

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Background And Objectives: Individuals with obesity often face obesity bias, which may influence the delivery of appropriate medical care. Our aim is to evaluate the adequacy of therapeutic decisions regarding the pharmacological treatment for hypertension in patients with diabetes, both with and without obesity.

Methods: This is a multicentric cross-sectional study of patients with type 2 diabetes and arterial hypertension who received outpatient care in Southern Brazil.

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Objective: To investigate how body mass index (BMI) and waist circumference (WC) may be associated with insulin resistance and type 2 diabetes (T2DM) in Brazilian adolescents.

Methods: Cross-sectional study using data from the Brazilian Study of Cardiovascular Risks in Adolescents (ERICA) including adolescents aged 12-17 years. The relationship between adiposity and T2DM was investigated using ordinal logistic regression models.

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Article Synopsis
  • The double burden of malnutrition (DBM) is a new form of malnutrition where individuals experience both malnutrition and overweight, with a study showing a prevalence of 7.3% among Brazilian adolescents aged 12 to 17.
  • Overweight and obesity rates in the surveyed population were 19.2% and 8.3%, respectively, with a significant portion (41.5%) experiencing vitamin D deficiency.
  • Factors such as region of residence and maternal education were found to influence the likelihood of DBM, indicating the importance of addressing social determinants to improve adolescent nutritional health.
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The gut microbiome, a complex assembly of microorganisms, significantly impacts human health by influencing nutrient absorption, the immune system, and disease response. These microorganisms form a dynamic ecosystem that is critical to maintaining overall well-being. Prebiotics and probiotics are pivotal in regulating gut microbiota composition.

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Nonketotic hyperglycemia may occur as a cause of chorea in patients with chronic decompensated diabetes. Because it is rare and consequently poorly studied, diagnosis and treatment can be delayed. Therefore, our objective was to summarize clinical and radiological features, as well as treatments performed, from previously reported cases to facilitate adequate management in clinical practice.

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Article Synopsis
  • * A case is highlighted involving a patient with a history of thyroid cancer and hypoparathyroidism who developed severe hypercalcemia after treatment interruption, which resolved upon medication adjustment and hydration.
  • * The incident underscores the need to monitor patients with hypoparathyroidism for potential complications from calcium supplementation, particularly the role of hydrochlorothiazide and primary aldosteronism in exacerbating hypercalcemia.
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Neuromuscular electrical stimulation (NMES) can be an alternative to conventional exercising. This randomized clinical trial evaluated the effect of NMES in type 2 diabetes patients. Twenty-eight individuals with type 2 diabetes were assigned to NMES (n=14) or NMES-placebo (n=14) applied to knee extensor muscles for 60 minutes.

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Introduction: Emergency overcrowding is a problem in hospitals worldwide. The expansion of wards has limitations. Hospital administrative leaders are constantly looking for opportunities to improve the efficiency of resource use.

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Objective: To conduct a systematic review and meta-analysis assessing the cardiorespiratory fitness (CRF) among individuals with and without type 2 diabetes.

Materials And Methods: The current review was registered in PROSPERO under the number CRD42018082718. MEDLINE, EMBASE, and Cochrane Library databases were searched from inception through February 2022.

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Introduction: The consumption of ultra-processed foods (UPF) has increased over the past few decades. However, few studies have investigated the association between UPF consumption and cardiometabolic risk factors in adolescents from developing countries.

Objective: To evaluate the association between UPF consumption and cardiometabolic risk factors in Brazilian adolescents.

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Background: Patient navigation helps with better adherence to treatment, as well as better knowledge about diabetes and greater interest in performing, monitoring, and seeking health care. Therefore, this study aims to evaluate the effect of patient navigation on glycemic control, disease knowledge, adherence to self-care in people with type 1 diabetes mellitus.

Methods: This is an intervention study using a single group pre-test post-test design, carried out in a tertiary public teaching hospital in Southern Brazil.

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Background: Functional training may be an effective non-pharmacological therapy for heart failure (HF). This study aimed to compare the effects of functional training with strength training on peak VO and quality of life in individuals with HF.

Methods: A randomized, parallel-design and examiner-blinded controlled clinical trial with concealed allocation, intention-to-treat and per-protocol analyses.

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Objective: To evaluate the association between knowledge about the disease, adherence to self-care, and glycemic control in people diagnosed with type 1 diabetes mellitus.

Subjects And Methods: A cross-sectional study of patients aged over 18 years diagnosed with type 1 diabetes mellitus, treated at an outpatient clinic of a Brazilian university hospital. Participants with other types of diabetes, cognitive impairment, pregnancy, and outpatient discharge were excluded.

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Introduction: The aim of this study was to improve the access to diabetic retinopathy (DR) screening with retinographies in a tertiary care center through a process conducted by an interdisciplinary group driven by a nurse.

Materials And Methods: This is a quality improvement study that evaluated the flow for DR screening conducted by an interdisciplinary group using the Plan-Do-Study-Act methodology. As a result measure, we assessed the quantity of retinographies performed after the project implementation, the proportion of patients who presented abnormal retinographies, and the proportion of patients referred to a specialist.

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The association between dairy products consumption in adults and the likelihood of type 2 diabetes mellitus (T2DM) has been described, but more information on the adolescent population is needed. This nationally representative, cross-sectional school-based study aimed to describe the consumption of dairy products and their subtypes and to evaluate their association with prediabetes and T2DM in adolescents. The Study of Cardiovascular Risks in Adolescents (ERICA) includes adolescents aged 12-17 years.

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Article Synopsis
  • - The study aimed to explore how daily movement behaviors (like physical activity, sedentary time, and sleep) relate to abdominal obesity and inflammatory markers in adolescents, specifically looking at whether waist circumference acts as a mediating factor.
  • - Involving 3,591 adolescents aged 12-17 from four Brazilian cities, the research measured waist circumference and movement behaviors, using statistical models to assess the influence of abdominal obesity on inflammation.
  • - Findings indicated that while screen time and physical activity showed no significant link to inflammation, longer sleep duration correlated with lower pro-inflammatory (C-reactive protein) and higher anti-inflammatory (adiponectin) markers, with waist circumference partially mediating these effects.
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