Statistical Variable
Mostrando 1-12 de 501 artigos, teses e dissertações.
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1. Time of clerkship rotations’ interruption during COVID-19 and differences on Progress Test’s scores
SUMMARY OBJECTIVES: The transition from face-to-face to remote teaching is yet to be fully understood. In clinical training, traditional teaching must prevail because it is essential for the acquisition of skills and professionalism. However, the responses of each school to the pandemic and the decision on when to resume clerkship rotations were mixed. In t
Revista da Associação Médica Brasileira. Publicado em: 2022
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2. Cardiovascular Risk Factors in Children and Adolescents with Fontan Circulation
Abstract Background: Long-term outcomes of patients with Fontan circulation are uncertain regarding the prevalence and role of risk factors (RFs) such as increased body mass index (BMI), arterial hypertension, and hypercholesterolemia. Objectives: To describe the prevalence of RFs in patients with univentricular heart, with variable follow-up times. Metho
International Journal of Cardiovascular Sciences. Publicado em: 2022
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3. Effects and implications of the COVID-19 pandemic on medicine use by employees of a Brazilian public university: a cross-sectional study
Abstract BACKGROUND: During the COVID-19 pandemic, universities have had to adopt remote education, a strategy that caused sudden changes of routine for everyone involved in academia. OBJECTIVE: To assess the profile of medicine use by the employees of a Brazilian public university during the COVID-19 pandemic. DESIGN AND SETTING: Cross-sectional study at
Sao Paulo Medical Journal. Publicado em: 2022
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4. 9p21 Locus Polymorphisms: Risk and Severity Factors of Coronary Artery Disease in Venezuelan Patients
Abstract Background: The 9p21 region is the most relevant locus associated with coronary heart disease in different populations. However, there are no studies that prove that this region is a risk factor in the Venezuelan population. Objectives: To analyze whether or not the 9p21 rs1333049 polymorphism is a risk factor for acute myocardial infarction (AMI)
International Journal of Cardiovascular Sciences. Publicado em: 2022
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5. Reliability assessment of cold-formed steel beams by the FORM method
Abstract This article presents a procedure for the reliability assessment of cold-formed steel beams based on the Direct Strength Method (DSM) and the Effective Section Method (ESM). Using a comprehensive database, a statistical analysis of the test results was performed to determine the statistical properties of the professional factor random variable. The
REM, Int. Eng. J.. Publicado em: 2021-06
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6. EFFECT OF THE DISTANCE BETWEEN THE CUTTING DISC AND FURROW OPENERS EMPLOYED IN ROW CROP PLANTING ON SOIL MOBILIZATION
ABSTRACT The objective of this study was to determine the effect of the longitudinal distance between a cutting disc and a fertilizer furrow opener on the operational performance of the furrow opener working at different forward speeds during soil mobilization. The soil in the experimental area was classified as Typic Hapludalf with a loam soil texture. The
Eng. Agríc.. Publicado em: 2021-04
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7. Environmental disclosure in corporate websites: a study in Brazil and USA companies
Abstract Purpose The internet allows much corporate information to be instantly accessed from anywhere, at any time. To better inform the more diverse stakeholders, companies have used their websites as another tool for disclosure. The purpose of this paper is to contribute to the area of environmental accounting, as it investigates whether the companies lo
RAUSP Manag. J.. Publicado em: 2020-09
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8. EXTRACTION OF MONOMERS OF HYDROLYSABLE TANNINS FROM PODS OF Libidibia ferrea (Mart. ex Tul.) L. P. QUEIROZ: EFFECTS OF SOLVENT AND AMOUNT OF DRUG USING RESPONSE-SURFACE METHODOLOGY AND DESIRABILITY PROFILE
In this study was evaluated the influence of the extraction factors on the extract’s properties to improve the recovery of high concentrations of the phytochemicals important for the biological activities from pods of Libidibia ferrea (Mart. ex Tul.) L. P. Queiroz. The extracts were obtained by turbo-extraction and a factorial design 32 was used to study t
Quím. Nova. Publicado em: 2020-06
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9. The impact of minimal extrathyroidal extension in the recurrence of papillary thyroid cancer patients
ABSTRACT Objective We aimed to evaluate the impact of minimal extrathyroidal extension (mETE) alone on the risk of recurrence of papillary thyroid carcinoma (PTC). The impact of other factors, including multifocality, age, tumor size, and stimulated thyroglobulin (sTg) values was also assessed. Subjects and methods We retrospectively analyzed 1,108 PTC p
Arch. Endocrinol. Metab.. Publicado em: 2020-06
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10. Synthesis of a Ce-Based MOF-76 with High Yield: A Study of Reaction Parameters Based on a Factorial Design
The purpose of this work was to optimize the synthesis yield of {[Ce(BTC)(H2O)]·DMF}n, a metal-organic framework (MOF)-76 family member, by solvothermal method. CeCl3.7H2O and 1,3,5-benzenetricarboxylic acid, 2:1 molar proportion, were added to N, N-dimethylformamide (DMF). Reaction time and temperature were evaluated to optimize the synthesis through a fac
J. Braz. Chem. Soc.. Publicado em: 2020-03
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11. Association between Insulin use and Infective Endocarditis: An Observational Study
Abstract Background: The association between Diabetes Mellitus (DM) and Infective Endocarditis (IE) is controversial in the literature, since many controversial results have been published. However, when evaluating specifically the evidence on IE and individuals with DM using insulin, we found only two observational studies that considered this variable, wi
Int. J. Cardiovasc. Sci.. Publicado em: 2020-02
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12. Evaluation of the application of the Diabetes Quality of Life Questionnaire in patients with diabetes mellitus
ABSTRACT Objective Diabetes mellitus (DM) is a chronic disease with great impact on patients’ quality of life (QoL). This variable can be measured using reliable, standardized, and validated instruments. The purpose of this study was to evaluate the application and reporting of the Diabetes Quality of Life Measure (DQOL) or the Diabetes Quality of Life fo
Arch. Endocrinol. Metab.. Publicado em: 2020-02