[Overweight and obesity in children aged 5-11 years in Mexico - Why is necessary an interdisciplinary approach?].

Introduction: overweight and obesity in children are serious public health problems in Mexico. Objective: to analyze the behavior of the prevalence of overweight and obesity in children from 5 to 11 years of age and to present projections on the prevalence for the period 2022-2026. Methodology: ecological and retrospective study whose units of analysis were groups of children of Mexico with overweight and obesity in the period 1999-2021, according to information collected from six National Health and Nutrition Surveys.

Validation study of a scale for assessing three personality functional dimensions among Venezuelan HIV-positive patients.

Background: Personality has been recognized as a key variable in the prediction of treatment adherence and health care behaviors in patients living with chronic diseases.

Purpose: In order to contribute to the prediction of treatment-adherence behaviors among HIV-positive patients, this study aimed to test the metric properties of the 12-item Stress-Related Situations Scale (SRSS-12), which assesses four interactive styles of personality related to stressful situations when receiving treatment for a chronic disease.

Patients And Methods: This cross-sectional study was performed with a nonprobability sampling between May and June 2016.

Psychological, interpersonal, and clinical factors predicting time spent on physical activity among Mexican patients with hypertension.

Background: It is widely known that physical activity is the key to the optimal management and clinical control of hypertension.

Purpose: This research was conducted to identify factors that can predict the time spent on physical activity among Mexican adults with hypertension.

Methods: This cross-sectional study was conducted among 182 Mexican patients with hypertension, who completed a set of self-administered questionnaires related to personality, social support, and medical adherence and health care behaviors, body mass index, and time since the disease diagnosis.

["Consumption of restricted foods" in Mexican hypertensive patients].

Background: Strict adherence to personal health recommendations is necessary to improve the clinical control of arterial hypertension.

Objective: To identify predictors of the behavior to avoid the "consumption of restricted foods" in a sample of hypertensive patients from Tamaulipas, Mexico.

Method: Participants were 183 patients with arterial hypertension diagnosis, who completed two self-administered questionnaires and different questions regarding adherence and self-care behaviors.

Psychological model of ART adherence behaviors in persons living with HIV/AIDS in Mexico: a structural equation analysis.

Objective: The objective of this study has been to test the ability of variables of a psychological model to predict antiretroviral therapy medication adherence behavior.

Methods: We have conducted a cross-sectional study among 172 persons living with HIV/AIDS (PLWHA), who completed four self-administered assessments: 1) the Psychological Variables and Adherence Behaviors Questionnaire, 2) the Stress-Related Situation Scale to assess the variable of Personality, 3) The Zung Depression Scale, and 4) the Duke-UNC Functional Social Support Questionnaire. Structural equation modeling was used to construct a model to predict medication adherence behaviors.

[Association between stress and depression levels and treatment adherence among HIV-positive individuals in Hermosillo, México].

Objectives: To evaluate the association between variables related to stress, reasons, and depression, and adherence to treatment in HIV-positive individuals, and to analyze the robustness according to a theoretical psychology model.

Methods: This was a cross-sectional study of 25 female and 39 male HIV-positive participants receiving services at the Outpatient Center for Prevention and Treatment of HIV/AIDS and Sexually-transmitted Diseases (Centro Ambulatorio para la Prevención y Atención del VIH/Sida e Infecciones de Transmisión Sexual) in Hermosillo, Sonora, Mexico. The psychological variables, the degree of treatment adherence, stress-related circumstances, and the severity of depression were examined.

[Instrument for measuring psychological variables and adherence to treatment behavior in persons who are seropositive for HIV (VPAD-24)].

Objective: To test the psychometric properties of an instrument for measuring psychological variables and adherence to treatment behaviors in persons with HIV infection or AIDS.

Methods: A cross-sectional study was performed with 68 subjects who were seropositive for the human immunodeficiency virus (HIV) and who were being treated in a health facility in the city of Hermosillo (Sonora), Mexico, at the time the study was carried out. Five consecutive statistical testing procedures were applied for data analysis: the Student t test for comparison of means, for assessing the comprehensibility of the questions; an exploratory factorial analysis with varimax rotation for determining construct validity; Cronbach's alpha coefficient for determining reliability; Pearson's correlation coefficient (r) for assessing concurrent validity; and multiple linear regression for determining predictive value.

[Validation of an instrument to measure behavioral competencies in HIV positive persons].

Objective: To assess the reliability and validity of an instrument to measure behavioral competences in HIV/AIDS-infected persons.

Material And Methods: A cross-sectional study was conducted in November and December 2002 in Hermosillo, Sonora State, Mexico. An instrument consisting of 24 items was applied to 60 HIV-positive subjects who received health care through two Mexican Ministry of Health instiutions.