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29.215  Articles
1 of 2.923 pages  |  10  records  |  more records»
Typical problems of the theory of statistical hypothesis testing are considered. All these problems belong to the same object area and are formulated in a single system of axioms and assumptions using a common linguistic thesaurus. However, different appr... see more

Two types of errors are one of the important topics in hypothesis testing. Studying the two types of errors is not only studying how the procedure determines the probability of making an error, but it is very important to study the theoretical concepts of... see more

Background: There is a relationship between a country’s progress and the statistical formation of its citizens, where the statistical reasoning of mathematics teachers is crucial to increase this relationship. Objective: To determine the level of statisti... see more

Caracterización clínico-epidemiológica de los ancianos hipertensos en casas de abuelos / Clinical epidemiological characterization of the hypertensive aged in the Elderly HomeCaracterización clínico-epidemiológica de los ancianos hipertensos en casas de abuelos / Clinical epidemiological characterization of the hypertensive aged in the Elderly HomeLa hipertensión arterial es la enfermedad cardiovascular más extendida universalmente; existen más de mil millones de hipertensos en el mundo. Con el objetivo de profundizar en el conocimiento de los aspectos clínico-epidemiológicos de la hipertensión en los ancianos, se realiza una investigación descriptiva, transversal y analítica. El universo de estudio lo constituyeron 130 ancianos, de ellos 77 hipertensos. Los datos fueron recogidos a través de las historias clínicas individuales, de salud familiar y una encuesta elaborada por el autor; se obtuvieron datos generales de los pacientes, así como variables para su estudio: edad, sexo, raza, factores de riesgo, compromiso de órganos diana. La muestra seleccionada fueron tres conglomerados, las Casas de Abuelos de los municipios Pinar del Río, San Juan y Martínez y Consolación del Sur. Los datos cualitativos se resumieron en frecuencias absolutas y relativas porcentuales. Se construyeron intervalos de confianza, y realizaron pruebas de hipótesis, regresión logística y pruebas no paramétricas. Se pudo apreciar que independientemente de la edad se puede presentar o no hipertensión arterial al menos en la muestra seleccionada, prevaleciendo el sexo femenino. Hubo predominio de hipertensión en la raza negra, solo el daño vascular cerebral y el color de la piel están asociados. Los factores de riesgo más frecuentes fueron el tabaquismo y la dislipidemia. Palabras clave: anciano, hipertensión, factores de riesgo. ABSTRACT Hypertension is the most extended cardiovascular disease all over the World; existing more than thousand millions of hypertensive people in the World. With the purpose of deepening in the knowledge of the clinical-epidemiological hypertension in the elderly a descriptive, cross-sectional and analytic research was carried out. The universe of the study was comprised of 130 aged, out of them 77 hypertensive. Data were collected by means of the individual clinical histories, familial health and a survey designed by the author; obtaining patient's general data, and variables to the study: age, sex, race, risk factors, and influence in target organs. The sample chosen took three conglomerates, the Houses of the Elderly in Pinar del Rio, San Juan y Martinez and Consolacion del Sur. Reviewing qualitative data in absolute and relative frequencies. Confidence intervals, hypothesis testing, logistic regressions and non-parametric tests were made. Showing that regardless of age; hypertension can or cannot be present at least in the sample chosen, prevailing female sex. Observing that hypertension prevailed in black race, and that only vascular brain damage and the color of the skin had association. The most common risk factors were smoking and dyslipemia. Key words: elderly, hypertension, risk factors.

ABSTRACT Hypertension is the most extended cardiovascular disease all over the World; existing more than thousand millions of hypertensive people in the World. With the purpose of deepening in the knowledge of the clinical-epidemiological hypertension... see more

The aim of this paper is to compare air quality in Sarajevo in March 2019 and March 2020 with outbreak of the novel coronavirus SARS-CoV-2 in Sarajevo and Bosnia and Herzegovina. First preventive and protective measures were issued at the end of second we... see more

The presence of the stock market has helped to increase economic growth in a country. However, high levels of volatility plus economic uncertainty make investors have to rethink investing in the capital market. This study aims to examine the share of each... see more

Collins (1981) proposed evidence regarding the kinship of languages (ambelau, buru, sula and taliabo) and grouped them into middle-east Maluku group based on the qualitative evidence. However, the evidence is limited and not convincing. This article inten... see more

Bayesian confirmation theory is a leading theory to decide the confirmation/refutation of a hypothesis based on probability calculus. While it may be much discussed in philosophy of science, is it actually practiced in terms of hypothesis testing by scien... see more

Technological changes have been associated with the evolution of computer and telecommunications systems. These changes have resulted in a rethinking of teaching and learning methods in the new digitalized environment at all educational levels. This rethi... see more

1 of 2.923 pages  |  10  records  |  more records»