Periodontal disease, tooth loss and coronary heart disease assessed by coronary angiography: a cross-sectional observational study.

Objective And Background: To evaluate the association between periodontal disease, tooth loss and coronary heart disease (CHD). There is still controversy about the relationship between periodontal disease and tooth loss with vessel obstruction assessed using coronary angiography.

Material And Methods: This cross-sectional study included 195 patients that underwent coronary angiography and presented with at least six teeth.

Efficacy of lower limb compression in the management of vasovagal syncope--randomized, crossover study.

Introduction: Vasovagal syncope (VS) is the most prevalent cause of transient loss of consciousness. The treatment consists of lifestyle modifications and pacemaker in some patients. The purpose of this study is to evaluate the effect of measures to compress the lower limbs in patients with recurrent episodes of VS submitted to the tilt-test (TT).

Low body mass index is associated with a positive response during a head-up tilt test.

Background: To describe the association between body mass index (BMI) and a positive response during a head-up tilt test (HUT) in patients referred for an investigation of syncope.

Methods: Observational study of patients referred for the diagnostic evaluation of syncope. Patients were divided into four groups according to their BMI: <18.

Comparison of two risk stratification models in elective coronary artery bypass patients.

Objective: To compare the Cleveland Clinical Score and EuroSCORE when evaluating patients submitted to elective CABGS in Rio Grande do Sul, RS, Brazil. METHODS; This was a cohort study of 202 patients given CABGS between January 2006 and March 2007. Surgical risk was categorized according to the Cleveland Clinic Score and the EuroSCORE as low, medium or high.

Influence of physical activity during leisure time in patients in the follow-up two years after CABG.

Objective: To investigate the effect of physical activity in leisure time (LTPA) on the prognosis of patients two years after coronary artery bypass grafting (CABG).

Methods: b Cohort study with 202 elective CABG patients, mean age of patients was 62 ± 10 years, 134 (66%) men divided into sedentary and active according their LTPA. Followed for two years after CAGB where the occurrence of major adverse cardiac events (MACES) were found, and changes in physical activity.