Alejendro Alvaro

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BACKGROUND A thorough epidemiological surveillance and a good understanding of the burden of diseases associated to VZV are crucial to asses any potential impact of a prevention strategy. A population-based retrospective epidemiological study to estimate the burden of herpes zoster requiring hospitalization in Spain was conducted. METHODS This study was(More)
BACKGROUND This study aimed to assess the costs and clinical benefits of the 13-valent pneumococcal conjugate vaccine (PCV13) administered annually to the 65-year-old cohort in Spain versus the alternative of not vaccinating patients and treating them only when infected. METHODS Cases of pneumococcal disease avoided were calculated through a dynamic model(More)
A population-based retrospective epidemiological study to estimate the burden of adult varicella hospitalizations in Spain was conducted by using data from the national surveillance system for hospital data, Conjunto Mínimo Básico de Datos (CMBD). Records of all adult patients admitted to the hospital with a diagnosis of varicella (ICD-9-MC codes(More)
BACKGROUND AND OBJECTIVE This epidemiological survey was undertaken to estimate the burden of hospitalizations for typhoid and paratyphoid fever in Spain over a nine-year period (1997-2005). RESULTS There were 1,106 hospitalizations for typhoid and paratyphoid fever during the study period. The annual hospitalization rate was 0.31 cases per 100,000(More)
OBJECTIVE To describe the epidemiology and trends of hospitalizations due to syphilis over a ten-year period (1997-2006) in Madrid, Spain. METHODS Retrospective study using data provided by the National Epidemiology Surveillance System for Hospital Data (Conjunto Mínimo Básico de Datos; CMBD). Hospitalized patients suffering from syphilis were identified(More)
OBJECTIVE To study relationship between institutional process indicators (measured using electronic records) and intermediate outcomes of patients with diabetes. METHOD Cross-sectional epidemiological study. Setting Primary care health district 1. Madrid. 2010. PATIENTS all patients with diabetes; n = 16.652. Main measures variables. Independent.(More)
BACKGROUND AND OBJECTIVES Neisseria meningitidis infection causes an important morbidity and mortality in Spain. Our study aims to estimate the burden of hospital admissions for meningococcal infection in Spain during a nine-year period (1997-2005) by analyzing the Spanish hospital surveillance system. METHODS An epidemiological retrospective study was(More)
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