Background: There is growing concern about the economic impact of cardiovascular diseases (CVD) in Brazil and worldwide. Objective: To estimate the economic impact of CVD in Brazil in the last five years. Methods: The information to estimate CVD costs was taken from national databases, adding the direct costs with hospitalizations, outpatient visits and benefits granted by social security. ...

Polycyclic aromatic hydrocarbons (PAHs) are one of the most common contaminants in soil. Arbuscular mycorrhizal (AM) fungi make host plants resistant to pollutants. This study aims to evaluate the impact of anthracene, phenanthrene and dibenzothiophene on the AM fungus Rhizophagus custos, isolated from soil contaminated by heavy metals and PAHs, under monoxenic conditions. We found a high level...

OBJECTIVE To estimate the direct medical costs of advanced non-small cell lung cancer care. METHODS We assessed a cohort of 277 patients treated in the Brazilian National Cancer Institute in 2011. The costs were estimated from the perspective of the hospital as a service provider of reference for the Brazilian Unified Health System. The materials and procedures used were identified and quanti...

Objective To determine and compare hospitalization costs of bacterial community-acquired pneumonia cases via different costing methods under the Brazilian Public Unified Health System perspective. Methods Cost-of-illness study based on primary data collected from a sample of 59 children aged between 28 days and 35 months and hospitalized due to bacterial pneumonia. Direct medical and non-medi...

This paper analyzes the main factors that affect the strategies to reduce airlines costs. These costs factors were presented to experts from the airline industry through two rounds of questionnaires in sense to be weighed. It was applied a method based on the structure of the AHP (Analytic Hierarchy Process) and the results show that the main important factors for a cost-related airlines strate...

OBJECTIVE To evaluate the costs of a topical treatment of pressure ulcer (PU) patients in a hospital unit for treatment of chronic patients in 2014. METHOD This is an activity-based costing study. This method encompasses the identification, measurement and pricing of physical and human resources consumed for dressings. RESULTS Procedure costs varied between BRL 16.41 and BRL 260.18. For PUs...

A linear Markov system can be represented by an autoregressive and moving average (ARMA) model in discrete time domain. It can be used to identify some system model and its associated parameters. Recently, the ARMA model has been extended to an ARMA-LiNGAM model which is a canonical form to represent the system. It is expected to provide more detailed information of the model structure and the ...

Objective To conduct an economic analysis of enteral and parenteral diet costs according to the type of disease and outcome (survivors versus deaths). Methods It is a cross-sectional, observational, retrospective study with a qualitative and quantitative design, based on analysis of hospital accounts from a healthcare insurance provider in the Southern region of Brazil. Results We analyzed ...