Publications by authors named "Rodrigo Pedrosa"

 Obstructive sleep apnea (OSA) is a major public health problem of pandemic proportions. In-laboratory OSA diagnosis and continuous positive airway pressure (CPAP) titration are insufficient, considering the number of patients affected. Finding alternative ways to diagnose and treat OSA is mandatory, especially in this era of the coronavirus disease 2019 (COVID-19) pandemic.

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Article Synopsis
  • - The study aimed to determine the effects of ambulatory blood pressure monitoring (ABPM) on sleep using polysomnography, focusing on various sleep parameters across two nights in a controlled environment.
  • - Results showed that ABPM significantly increased N2 sleep duration but did not negatively impact overall sleep quality, as participants did not find the ABPM night worse than the control night.
  • - Additionally, there were no significant differences in total sleep time, sleep latency, or other sleep parameters, indicating that ABPM can be used without major concerns about disrupting sleep.
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 Portable respiratory monitoring (PM) has been used to diagnose obstructive sleep apnea (OSA) in the general population. However, its validation in patients with both OSA and chronic obstructive pulmonary disease (COPD), remains unclear.  The aim of the study was to validate PM for the diagnosis of OSA in patients with COPD.

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This study aimed to verify the effect of 12 weeks of HIIT on the perceived sleep quality and excessive daytime sleepiness in patients with obstructive sleep apnea (OSA). For this, a secondary analysis of a randomized controlled trial, including 36 adults with moderate-severe OSA (19 males; 52.2 ± 9.

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Background: Women, in comparison to men, experience worse outcomes after acute coronary syndrome (ACS). However, whether the female sex per se is an independent predictor of such adverse events remains unclear.

Objective: This study aims to assess the association between the female sex and in-hospital mortality after ST-elevation myocardial infarction (STEMI).

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There is limited contemporary prospective real-world evidence of patients with chronic arterial disease in Latin America. The Network to control atherothrombosis (NEAT) registry is a national prospective observational study of patients with known coronary (CAD) and/or peripheral arterial disease (PAD) in Brazil. A total of 2,005 patients were enrolled among 25 sites from September 2020 to March 2022.

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This study aimed to investigate the impact of 12 weeks of high-intensity interval training (HIIT) on hemodynamic variables at rest and during exercise in patients with obstructive sleep apnoea. Twenty-six obese adults with moderate-to-severe OSA (AHI = 42 ± 22.9 e/h) were randomly assigned to HIIT or a control group.

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Background: Influenza vaccination prevents major cardiovascular events in individuals presenting a recent acute coronary syndrome (ACS), however the early effect of an in-hospital double-dose vaccination strategy remains uncertain.

Methods: The VIP-ACS was a randomized, pragmatic, multicenter, open-label trial with a blinded-adjudication endpoint. Patients with ACS ≤ 7 days of hospitalization were randomized to an in-hospital double-dose quadrivalent inactivated influenza vaccine (double-dose) or a standard-dose influenza vaccine at 30 days post-randomization.

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Background: In patients with heart failure and reduced ejection fraction, sleep-disordered breathing, comprising obstructive sleep apnoea (OSA) and central sleep apnoea (CSA), is associated with increased morbidity, mortality, and sleep disruption. We hypothesised that treating sleep-disordered breathing with a peak-flow triggered adaptive servo-ventilation (ASV) device would improve cardiovascular outcomes in patients with heart failure and reduced ejection fraction.

Methods: We conducted a multicentre, multinational, parallel-group, open-label, phase 3 randomised controlled trial of peak-flow triggered ASV in patients aged 18 years or older with heart failure and reduced ejection fraction (left ventricular ejection fraction ≤45%) who were stabilised on optimal medical therapy with co-existing sleep-disordered breathing (apnoea-hypopnoea index [AHI] ≥15 events/h of sleep), with concealed allocation and blinded outcome assessments.

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Vigorous physical activity has been associated with a reduced risk of developing obstructive sleep apnea (OSA). However, whether high-intensity interval training (HIIT) reduces OSA severity remains unclear. Thus, this study aimed to investigate the impact of 12 weeks of HIIT on the apnea-hypopnea index (AHI) and sleep parameters in participants with moderate-severe OSA.

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Aims: To evaluate whether a strategy of double-dose influenza vaccination during hospitalization for an acute coronary syndrome (ACS) compared with standard-dose outpatient vaccination (as recommended by current guidelines) would further reduce the risk of major cardiopulmonary events.

Methods And Results: Vaccination against Influenza to Prevent cardiovascular events after Acute Coronary Syndromes (VIP-ACS) was a pragmatic, randomized, multicentre, active-comparator, open-label trial with blinded outcome adjudication comparing two strategies of influenza vaccination following an ACS: double-dose quadrivalent inactivated vaccine before hospital discharge vs. standard-dose quadrivalent inactivated vaccine administered in the outpatient setting 30 days after randomization.

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Communicating with children and adolescents with cancer during a needle procedure can prove challenging for healthcare professionals. Our aim was to explore the perceptions of children and adolescents with cancer regarding communication with nurses during needle procedures. Thus was a qualitative phenomenological study.

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Article Synopsis
  • The study evaluated arterial stiffness, indicated by pulse wave velocity (PWV), in patients with COPD and those with both COPD and obstructive sleep apnea (OSA), referred to as overlap syndrome (OS).
  • A total of 102 COPD patients were analyzed, with 51 having OSA; both groups were similar in age and airflow limitation, but the OS group had a higher percentage of men.
  • The findings showed that high PWV values were common in both groups, but there were no significant differences in PWV, blood pressure, or other vascular measures between the COPD alone and the COPD with OSA groups.
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  • The study aimed to assess factors leading to poor sleep quality among COPD patients, both with and without obstructive sleep apnea (OSA).
  • Researchers evaluated 102 stable COPD patients using tools like polysomnography and the Pittsburgh Sleep Quality Index, identifying predictors of poor sleep through logistic regression analysis.
  • Results showed that 74.8% of participants experienced poor sleep quality, with significant associations found with severe COPD (GOLD grade C/D), higher COPD Assessment Test scores, and low oxygen saturation levels, while OSA did not affect subjective sleep quality.
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Purpose: To explore the experience of hospitalization among children and adolescents in treatment for acute lymphoblastic leukemia.

Methods: Qualitative phenomenological study informed by grounded theory and involving a convenience sample of children and adolescents attending an oncology unit in Spain. Data were collected through in-depth interviews with seven children aged between 9 and 18 years and analyzed using ATLAS.

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Background: Headache is one of the most frequent symptoms that occur during hemodialysis sessions. Despite the high prevalence of dialysis headache, it has been little studied.

Objective: To evaluate the characteristics, impact and factors associated with dialysis headache.

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The COVID-19 pandemic has had significant repercussions for nursing home residents, their families, and professionals. The objective was to describe the perspectives of residents, their families, and nursing home employees during the COVID-19 pandemic. A scoping review was carried out using the PRISMA Extension for Scoping Reviews.

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Reduction in adiposity is considered a cornerstone in the treatment of obstructive sleep apnea (OSA). Exercise training is one of the interventions used in the treatment of OSA. However, it remains unclear whether exercise training alleviates OSA by improving body composition.

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Objectives: To describe the MORPHEOS (Morbidity in patients with uncontrolled HTN and OSA) trial, and describe the challenges imposed by the COVID-19 pandemic.

Methods: MORPHEOS is a multicenter (n=6) randomized controlled trial designed to evaluate the blood pressure (BP) lowering effects of treatment with continuous positive airway pressure (CPAP) or placebo (nasal strips) for 6 months in adult patients with uncontrolled hypertension (HTN) and moderate-to-severe obstructive sleep apnea (OSA). Patients using at least one antihypertensive medication were included.

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Aim: Patients with masked hypertension have a higher incidence of target organ damage, including increased left ventricular mass and carotid atherosclerosis and cardiovascular events when compared with normotensive patients. The adverse cardiovascular risks are even greater in patients already taking antihypertensive medication.

Objective: To identify the prevalence and clinical characteristics of masked hypertension in a large multicenter Brazilian sample that underwent office and home blood pressure monitoring.

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