Preface by Susanne Ditlevsen, Petr Lansky

“…The diversity of disciplines engaged in theseinvestigations is remarkable: biologists, mathematicians, physicists,psychologists, computer scientists, and statisticians, all haveoriginal tools and ideas by which to try to elucidate the underlyingmechanisms.In this issue, emphasis is put on mathematical modeling of singleneurons. …”
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Type 2 Diabetes Mellitus Epidemiology of and its Complications by Julio Armando Sánchez Delgado, Nailé Edita Sánchez Lara

“…By simple random sampling, a sample of 27 cases was obtained and the control group was formed at a ratio of 2:1, which included 54 individuals with no history of the disease. The statisticians were used: Chi square, Odd Rattio, confidence index, probability and attributable percentage risk and the association between variables was established. …”
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Acute Myocardial Infarction and Predisposing Risk Factors by Julio Armando Sánchez Delgado, Nailé Edita Sánchez Lara, Yalith Pavón Rodríguez, Zulema Castro Vega

“…The variables were operationalized: age, sex, type of infarction, risk factors, global cardiovascular risk. The following statisticians were used: Pearson's Chi square, Odd Ratio (OR), including p and confidence interval. …”
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Association between Modifiable Risk Factors and Arterial Hypertension in Adolescents from Moa by Alexander Torres Molina

“…The following variables were analyzed: body mass index, abdominal circumference index, night sleep, hours of sedentary activity and weekly frequency of junk food. Statisticians were used: absolute frequency and percentage and statistical tests; Chi square.…”
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