Publications by authors named "Louis Guize"

Article Synopsis
  • A cohort study in France over six years analyzed long-term survival after myocardial infarction (MI), focusing on all-cause mortality among 5,527 patients who were recruited within three months post-MI.
  • The study found a 6-year mortality rate of 13.1%, with major risk factors for death including non-compliance to the study protocol, older age, diabetes, smoking, and previous MI.
  • The use of beta-blockers, statins, and participation in rehabilitation programs were linked to lower death rates, emphasizing the importance of compliance with treatment and rehabilitation in improving survival rates after MI.
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Socio-economically deprived subjects are reported to have an increased risk of diabetes and related complications. The aim of this study was to confirm this relation in a large French population. The study subjects consisted of 32,435 men and 16,378 women aged from 35 to 80 years who had a free health checkup at the IPC Center (Investigations Preventives et Cliniques, Paris-Ile de France) between January 2003 and December 2006.

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Rationale: Increased risk for cardiovascular morbidity and mortality has been related to both lung function impairment and metabolic syndrome. Data on the relationship between lung function and metabolic syndrome are sparse.

Objectives: To investigate risk for lung function impairment according to metabolic syndrome traits.

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Metabolic syndrome is defined as an association of central obesity and several other cardiometabolic risk factors. Dysfunctional visceral adipose tissue and inflammatory status appear to be involved in its genesis. New definitions have decreased the threshold for glycaemia and one has lowered the threshold for waist circumference, leading to an increase in the prevalence of metabolic syndrome.

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Quinolone-resistant and CTX-M-15-producing Escherichia coli isolates belonging to clone ST131 have been reported in the community. This study was designed to identify these E. coli isolates in the stools of 332 independent healthy subjects living in the area of Paris, France.

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The aim of the present study was to assess the risk of all-cause and cardiovascular disease (CVD) mortality in subjects identified as having metabolic syndrome (MS) using either the recent International Diabetes Federation (IDF) definition or the revised National Cholesterol Educational Program (NCEP-R) definition, but not the original NCEP (2001) definition. The study population was composed of 84,730 men and women without CVD aged > or =40 years who had a health checkup at the IPC Center. Follow-up for mortality was 4.

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Article Synopsis
  • The study investigates how various factors like demographics, psychology, and health impact balance and gait decline in elderly individuals, defined by the Tinetti test after two years.!* -
  • It involves 344 participants aged around 63.5 years from Paris, who were assessed twice to identify changes in their balance and gait performance.!* -
  • Results indicate that being female, older age, higher body mass index, osteoarticular pain, and increased anxiety negatively influence balance and gait scores, suggesting targeted prevention strategies are necessary for at-risk individuals.*
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Objectives: Few data are available on the impact of the metabolic syndrome on all-cause mortality risk according to the presence of hypertension. Our aim was to evaluate the 5-year impact of the metabolic syndrome, according to blood pressure status, on all-cause mortality risk in a large French population.

Methods: The study population included 39 998 men and 20 756 women with no personal history of cardiovascular disease, who had a health check-up at the IPC Center (Paris, France) between 1999 and 2002, and who were followed up for 4.

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We examined the prevalence of atrial fibrillation (AF) in a large French population according to age, risk factors, all-cause mortality, and cardiovascular and cerebrovascular mortality. The study population was composed of 98,961 men and 55,109 women over 30 years of age who had a free medical checkup at the IPC Center (Centre d'Investigations Préventives et Cliniques). Routine electrocardiograms revealed the presence of AF in 235 men (mean age 60.

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Background: In acute heart failure syndromes (AHFS), the prognostic value of left ventricular ejection fraction (LVEF), although widely accepted, has been recently challenged. In contrast, blood pressure is increasingly gaining ground over LVEF as predictor of mortality. Therefore, it is not clear whether both LVEF and mean arterial pressure (MAP) are independent risk factors in patients with AHFS.

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Objective: The aim was to evaluate the impact of specific component combinations of the metabolic syndrome on all-cause mortality risk in a large French cohort.

Research Design And Methods: The population was composed of 39,998 men (aged 52.6 +/- 8.

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In the elderly, cardiac arrhythmias and conduction disturbances are characterized by their high frequency, diagnostic difficulties, low tolerance, and delicate treatment. Atrial fibrillation, the prevalence of which exceeds 10% after 80 years, is usually related to hypertensive or ischemic heart disease, and is the cause or the consequence of heart failure. It is first and foremost a cause of thromboembolic events, and especially cerebrovascular embolism.

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We evaluated the prevalence, risk factors and impact on all-cause mortality of the metabolic syndrome (MetS) and its components in a large French population. The study population consisted of subjects aged 40 years or more who volunteered for a free health check-up at the IPC Center (Investigations Préventives et Cliniques, Paris) between 1999 and 2002. There were 40 977 men (53.

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The prognostic value of heart rate (HR) was analysed based on the reports from the literature in the general population and in patients with coronary artery disease (CAD). Multivariate analyses showed that elevated resting HR was found to be an independent predictor of total and cardiovascular mortality. The behaviour of HR during exercise testing was predictive of sudden death.

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The increased risk of coronary heart disease (CHD) associated with depression is well documented. We hypothesized that impaired fibrinolysis is involved in this link. To explore the association of depressive mood and/or vital exhaustion with various measurements of fibrinolysis activity, 231 men (40 to 65 years old; 123 without CHD and taking no medication and 108 with documented CHD), completed the Center of Epidemiologic Studies Depression Scale and the Maastricht Questionnaire for vital exhaustion.

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Purpose: The aim of the Prevenir III study was to assess, in secondary prevention, the risk after 6 months of subsequent coronary and cerebrovascular events in a population of patients in private practice.

Methods: A prospective observational survey, including patients diagnosed with previous myocardial infarction, unstable angina or stroke, was carried out by French general practitioners and cardiologists.

Results: 9556 patients were selected by 3746 physicians representative of French physicians.

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Background: Little is known about the epidemiology of acute decompensated heart failure (ADHF) in patients admitted to intensive and coronary care units (ICU/CCU). Observational data may improve disease management and guide the design of clinical trials.

Aims: EFICA is an observational study of the clinical profile, management and survival of ADHF patients admitted to ICU/CCU.

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Purpose: The aim of the PREVENIR III study was to assess, in secondary prevention, the risk after six months of subsequent coronary and cerebrovascular events.

Methods: A prospective observational survey, including patients diagnosed with previous myocardial infarction, unstable angina or ischemic stroke, was carried out by French general practitioners and cardiologists.

Results: 9556 patients were selected by 3746 physicians representative of French physicians.

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Unlabelled: AIM OF THE SURVEY: The aim of the PREVENIR III study was to assess, in secondary prevention, the risk of subsequent coronary and cerebrovascular events at six months in a population of patients in private practice.

Methods: This was a prospective observational survey (6-month follow-up), including patients diagnosed with previous myocardial infarction, unstable angina or ischemic stroke, carried out by French general practitioners and cardiologists in private practice.

Results: 8288 patients were selected by 3746 physicians (2961 general practitioners and 785 cardiologists) representative of French metropolitan physicians in private practice.

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Background: In dilated cardiomyopathy (DCM) patients (pts) with cardiac resynchronization therapy (CRT) for ventricular dyssynchrony, long-term predictors of mortality and morbidity remain poorly investigated.

Method And Results: We reviewed data of 102 pts, 68 +/- 10 years, NYHA Class II-IV (14 Class II, 67 Class III, 21 Class IV), who benefited from CRT (69 CRT, 33 CRT-ICD). Fifty-two patients had an ischemic DCM, 36 a previously implanted conventional PM/ICD, 29 a permanent atrial fibrillation, and 19 needed dobutamine in the month preceding implant.

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The role of obesity and overweight as independent risk factors for cardiovascular disease is still debated. The aim of this study was to evaluate the impact of overweight on cardiovascular mortality according to the presence or absence of associated risk factors. This study included 139,562 men and 104,236 women, aged 18 to 95 years, who had a standard health checkup at the IPC Center between 1972 and 1988.

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Objective: The aim of the present study was to evaluate the role of 'modifiable' risk factors, assessed between the ages of 60 and 70 years, in late survival.

Design: The study population included subjects aged 60-70 years, who had a standard health examination at the IPC Center, and who could potentially reach the age of 80 years for men and 85 years for women at the end of the follow-up period.

Methods: The role of 'modifiable' risk factors was assessed by comparing subjects who died before the age of 80 years for men (n=1333) and before 85 years for women (n=543) to subjects who survived beyond these ages (3681 men, 1910 women).

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Objectives: Mitral valve prolapse (MVP) is associated with arrhythmias and sudden death. Some studies suggest that abnormalities of the autonomic nervous system (ANS) may contribute to these arrhythmias. In a family investigation with genetic analysis of patients carrying a MVP, we performed a Holter study to define the autonomic profile of MVP.

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Catheter ablation is a radical treatment for various severe and drug-refractory arrhythmias. Radiofrequency is the reference energy for ablation, but has some limitations. Cryoenergy gradually freezes myocardial tissue, allowing the consequences to be predicted before inducing the lesion.

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