Luis Ortiz-Hernández

ORCID: 0000-0002-5870-1729
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About
Contact & Profiles
Research Areas
  • Health and Lifestyle Studies
  • Obesity, Physical Activity, Diet
  • Food Security and Health in Diverse Populations
  • LGBTQ Health, Identity, and Policy
  • Birth, Development, and Health
  • Stress and Burnout Research
  • Physical Activity and Health
  • Body Composition Measurement Techniques
  • Health disparities and outcomes
  • HIV/AIDS Research and Interventions
  • Public Health and Social Inequalities
  • Child Nutrition and Water Access
  • Eating Disorders and Behaviors
  • Racial and Ethnic Identity Research
  • Nutritional Studies and Diet
  • Occupational Health and Safety in Workplaces
  • Obesity and Health Practices
  • Aging, Health, and Disability
  • HIV, Drug Use, Sexual Risk
  • Sex work and related issues
  • Gestational Diabetes Research and Management
  • Adolescent Sexual and Reproductive Health
  • Global Public Health Policies and Epidemiology
  • Gender and Feminist Studies
  • Urban Transport and Accessibility

Universidad Autónoma Metropolitana
2015-2024

Universidad del Valle de México
2024

Consejo Superior de Investigaciones Científicas
2021-2023

ORCID
2020-2022

Universidad Autónoma de la Ciudad de México
2021

Autonomous University of San Luis Potosí
2021

Instituto de Tecnologías Físicas y de la Información “Leonardo Torres Quevedo”
2020

University of Camagüey
2018

Virginia Mason Medical Center
2016

MedStar Washington Hospital Center
2016

To determine if there are disparities associated with socioeconomic stratification, ethnicity, medical services, and geographic region in the progression of coronavirus disease (COVID-19) Mexican adults infected SARS-CoV-2.We analyzed data registered by General Direction Epidemiology Ministry Health Federal Government Mexico regarding confirmed cases SARS-CoV-2 infection. The analysis was limited to from 20 years older recorded up July 10, 2020 (n=234 870). Indicators severity COVID-19 were...

10.26633/rpsp.2020.106 article EN cc-by-nc-nd Revista Panamericana de Salud Pública 2020-09-21

Los objetivos del estudio fueron estimar la frecuencia de daños a salud mental (percepción estado salud, ideación suicida, intento suicidio, trastornos mentales comunes y alcoholismo) en bisexuales, lesbianas homosexuales Ciudad México analizar posible relación violencia discriminación con dicha población. Se aplicó un cuestionario 506 ciudad para investigar si habían sufrido, debido su orientación sexual, violencia. Las prevalencias fueron: suicida 39,0%, suicidio 15,0%, 27,0% alcoholismo...

10.1590/s0102-311x2005000300026 article ES cc-by Cadernos de Saúde Pública 2005-06-01

To evaluate food advertisements on broadcast television channels in Mexico City.Between July and October, 2007 programming by the 11 (N=11) City was recorded during one weekday weekend day. The length of (N = 9178), types products, nutritional content foods advertised were analyzed.The time devoted to products advertising greater children's than targeted general audience (25.8 vs. 15.4%). more frequently sweetened beverages, sweets cereals with added sugar. Calorie, carbohydrate fat contents...

10.1590/s0036-36342010000200003 article EN Salud Pública de México 2010-04-01

Objetivo. Analizar las diferencias en la disponibilidad de alimentos los hogares mexicanos acuerdo con el grado inseguridad alimentaria (IA). Material y métodos. Análisis Encuesta Nacional Ingresos Gastos Hogares del año 2010 (n= 27 445 hogares). Los fueron clasificados según Escala Latinoamericana Caribeña Seguridad Alimentaria. La se estimó como gramos al día por adulto equivalente. Resultados. En inseguros existió mayor maíz, trigo, huevo azúcares, pero fue menor frutas verduras frescas,...

10.21149/spm.v56i2.7331 article ES Salud Pública de México 2014-03-05

OBJECTIVE: To examine the relationship between demographic and socioeconomic factors food consumption in Mexican adolescents. METHODS: A representative sample (n = 7 218) of adolescents (12-19 years old) was analyzed. Independent variables included age, gender, main activity adolescents; gender age head household; position; size town (rural, semiurban, or urban); area residence. The frequency 13 groups assessed. Through multivariate logistic regression models, effect independent over...

10.1590/s1020-49892008000800007 article EN Revista Panamericana de Salud Pública 2008-08-01

Promoting outdoor play and participation in sports organized physical activities children may depend on neighborhood characteristics. This study investigated associations between streets among Mexican ( N = 1,509, 6-11 years). Child sociodemographic characteristics activity were measured schools Guadalajara n 10), Mexico City 13), Puerto Vallarta 3), Mexico, 2012. Street segments within an 800 m radius around each school using the Pedestrian Environment Data Scan. Most (75.8%) played...

10.1177/0013916515615389 article EN Environment and Behavior 2016-01-01

To estimate the physical activity level among Mexican adults and to establish sociodemographic variables that may be linked active lifestyles.Data from a cross-sectional survey were analysed. Physical was assessed using short version of International Activity Questionnaire. The independent sex, age, socio-economic status size town. Ordinal regression models fitted assess association levels with factors.Fieldwork conducted November 2002 through April 2003; non-response rate 3.1%.Data national...

10.1017/s1368980010000261 article EN Public Health Nutrition 2010-03-03

Food resources in school neighborhoods can negatively influence diet; however, this environment is understudied. This study characterized the neighborhood food Guadalajara (n=11), Puerto Vallarta (n=7), and Mexico City (n=14). Convenience stores, table-service restaurants, taco stands were highly available all three cities. Grocery stores neighborhoods, yet less frequently observed Vallarta. Socioeconomic differences cart grocery store availability Policy intervention strategies are needed...

10.1080/03670244.2016.1274261 article EN Ecology of Food and Nutrition 2017-01-19

Integrating physical activity (PA) counseling in routine clinical practice remains a challenge. The purpose of this study was to evaluate the implementation and effectiveness pragmatic strategy aimed improve physician PA patient PA. An effectiveness-implementation type-2 hybrid design used 3-h training (i.e., strategy-IS) increase use 5-As (assess, advise, agree, assist, arrange) for intervention-CI) determine if CI improved Patients trained untrained physicians reported on quality life...

10.1007/s13142-017-0524-y article EN Translational Behavioral Medicine 2017-09-21

Este artículo documenta las diferencias en posición socioeconómica, experiencias de discriminación y autopercepción acuerdo al color piel adultos mexicanos, considerando que esta última es un reflejo del fenotipo simbólicamente vinculado ancestro geográfico (i. e., indígena, africano o europeo). La premisa la sociedad mexicana prevalece una asociación lo europeo con rasgos positivos “privilegio blanco”) e indígena aspectos negativos, cual deriva prácticas racistas. Con ese fin se analizó...

10.18504/pl2651-009-2018 article ES cc-by-nc Perfiles Latinoamericanos 2017-11-28

Background: Mexican children often use active commuting to school (ACS). In order maintain high levels of ACS it is important understand correlates in this population. However, most evidence comes from high-income countries (HICs). We examined multilevel attending public schools 3 cities. Methods: Information on 1191 (grades 5) 26 was retrieved questionnaires, neighborhood audits, and geographic information systems data. Multilevel logistic modeling used explore individual environmental at...

10.1123/jpah.2014-0483 article EN Journal of Physical Activity and Health 2015-08-13

To assess whether differences exist in experiences of discrimination, perceptions physical attractiveness, socioeconomic position, and mental health according to student's skin color.The population included students from a public university Mexico City. The following three groups were created based on color: white, light brown, brown. By means regression models, we evaluated color could be due and/or position.Students with brown had lower levels self-esteem vitality higher fatigue alcohol...

10.1590/s0036-36342011000200005 article EN cc-by-nc-sa Salud Pública de México 2011-04-01

To develop and validate equations to estimate the percentage of body fat children adolescents from Mexico using anthropometric measurements.A cross-sectional study was carried out with 601 aged 5-19 years. The participants were randomly divided into following two groups: development sample (n=398) validation (n=203). validity previously published (e.g., Slaughter) also assessed. estimated by dual-energy X-ray absorptiometry. measurements included height, sitting weight, waist arm...

10.1016/j.jped.2016.08.008 article EN cc-by-nc-nd Jornal de Pediatria 2017-01-26

In this study, we explored the role of sex as an effect-modifying variable in association between sexual orientation and mental health Mexican youth. addition, tested if violent experiences family school attitudes toward homosexuality could act mediating variables such association. Data from three representative surveys performed 2007, 2009, 2013 among high students were analyzed. Two dimensions evaluated: romantic partnership behavior. The outcomes negative positive mood, suicidal ideation...

10.1080/00918369.2017.1422938 article EN Journal of Homosexuality 2018-01-05

El objetivo de este estudio fue documentar las disparidades en salud mental relacionadas con la discriminación por orientación sexual adolescentes México. Se estudió una muestra nacional representativa estudiantes bachillerato. usaron dos indicadores homosexual: haber tenido un novio del mismo sexo y relaciones sexuales alguien sexo. Los eventos fueron: depresión, autoestima, ideación suicida e intento suicidio consumo cigarros, alcohol otras drogas. que habían noviazgos o personas su...

10.1590/0102-311x00065314 article ES cc-by Cadernos de Saúde Pública 2015-02-01

The aim of this study was to determine whether the experiences direct or subtle forms discrimination and violence are associated with mental health in Mexican gay, homosexual, bisexual (GHB) men. A cross-sectional survey conducted online; sample consisted 4,827 GHB Ten overt sexual orientation-based (SO-DV) were assessed. Linear logistic regression models used evaluate association between SO-DV outcomes. Physical reported less frequently than other SO-DV. As number settings which experienced...

10.1177/0886260519898423 article EN Journal of Interpersonal Violence 2020-01-29
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