Publications by authors named "Ramirez-Zea M"

The World Health Organization Global Hearts initiative (HEARTS) and technical package aim to improve the primary health care management of hypertension and other risk factors for cardiovascular disease at the population level. This study describes the first HEARTS implementation pilot project in Guatemala's Ministry of Health (MOH) primary health care system. This pilot began in April 2022 in six primary health care facilities in three rural indigenous municipalities.

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Background: The World Health Organization HEARTS Technical Package is a widely implemented global initiative to improve the primary care management of cardiovascular disease risk factors. The study's objective is to report outcomes from a pilot implementation trial of integrated hypertension and diabetes management based on the HEARTS model in Guatemala.

Methods: We conducted a single-arm pilot implementation trial over 6 months from October 2023 to May 2024 in 11 Guatemalan Ministry of Health primary care facilities in two districts.

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Background: Women's health and well-being (WHW) have been receiving growing attention, but limited progress has been made on how to measure its different domains in low- and middle-income countries (LMICs). We used data from five long-term birth cohorts in Brazil, Guatemala, the Philippines and South Africa to explore different domains of adult WHW, and how these domains relate to early life exposures.

Methods: Based upon an a priori conceptualisation of eight postulated WHW outcomes available in the data, we grouped them as follows: human capital (intelligence quotient, schooling, height, and teenage childbearing), metabolic health (body mass index and metabolic syndrome score), and psychological (happiness and Self-Reported Questionnaire (SRQ) scores).

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Estimating the prevalence of double burden of malnutrition (DBM) is challenging in the Latin American and Caribbean (LAC) region where various DBM typologies (e.g., obesity and stunting) are heterogeneous and estimates are scattered across literature This study aimed to assess the prevalence of DBM typologies in the LAC region.

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Article Synopsis
  • The COVID-19 pandemic accelerated the implementation of a hypertension program in Guatemala's public primary care, emphasizing team-based collaborative care as part of an evidence-based intervention.
  • A mixed methods analysis evaluated the program's reach, effectiveness, adoption, implementation, and maintenance (using the RE-AIM framework) across districts, employing both quantitative data and qualitative interviews with stakeholders.
  • Key findings revealed that contextual factors, such as the perception of the intervention's benefits, played a crucial role in the program's delivery and may impact health equity and sustainability going forward.
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Objective: We estimated the prevalence and time trends of the double burden of malnutrition (DBM) in Guatemala and explored its occurrence based on socio-demographic factors.

Study Design: This was a secondary data analysis using information from four Demographic and Health Surveys covering the period 1998-2015.

Methods: The unit of analysis was the household within which information was gathered from women 18-49 years and their children, 6-59 months.

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The role of copper in the etiology of metabolic syndrome (MetS) is uncertain. We evaluated associations of plasma copper concentrations with MetS and its components in a cross-sectional study of 198 children ages 7-12 years and 378 adult parents from eight Mesoamerican countries. In children, the outcome was a metabolic risk score based on waist circumference, insulin resistance, mean arterial pressure (MAP), and blood lipids.

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Background: The HEARTS technical package was developed by the World Health Organization to address the implementation gap in cardiovascular disease prevention in low- and middle-income countries. Guatemala is a middle-income country that is currently implementing HEARTS. National authorities in Guatemala are interested in exploring how hypertension and diabetes management can be integrated in HEARTS implementation.

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Cardiovascular diseases are the leading causes of morbidity and mortality worldwide, but implementation of evidence-based interventions for risk factors such as hypertension is lacking, particularly in low and middle income countries (LMICs). Building implementation research capacity in LMICs is required to overcome this gap. Members of the Global Research on Implementation and Translation Science (GRIT) Consortium have been collaborating in recent years to establish a research and training infrastructure in dissemination and implementation to improve hypertension care.

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Background: The body mass index (BMI) ≥30 kg/m is the universally accepted cut-off point for defining obesity; however, its accuracy in classifying obesity in older adults is poorly understood.

Objectives: To assess the performance of the BMI cut-off point ≥30 kg/m in classifying obesity in older adults, using the fat mass index (FMI) and fat mass percentage (FM%) as reference criteria; and to establish region- and sex-specific BMI-based cut-off points to classify obesity in older adults.

Methods: The present study is a secondary analysis derived from a cross-sectional project that included a sample of 1463 older adults from ten Latin American and Caribbean countries.

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Objectives: Guatemala has experienced rapid increases in adult obesity. We characterized body composition trajectories from adolescence to mid-adulthood and determined the predictive role of parental characteristics, early life factors, and a nutrition intervention.

Methods: One thousand three hundred and sixty-four individuals who participated as children in a nutrition trial (1969-1977) were followed prospectively.

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Background: Front-of-package warning labels (FOPWL) have been adopted in many countries aiming at reducing the consumption of unhealthy food and drink products and have also been considered in Guatemala. The aim of the study is to evaluate the efficacy of FOPWL versus Guidelines for Daily Amount (GDA) on products' healthfulness perception (HP), purchase intention (PI) and the objective understanding of the nutrient content (UNC) in Guatemala.

Methods: Participants (children and adults) (n = 356) were randomly assigned to evaluate either FOPWL or GDA during a crossover cluster randomized experiment in rural and urban areas across 3 phases of exposure.

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This study aimed to exhaustively explore the characteristics of food advertising on TV in Guatemala and Costa Rica. The International Network for Food and Obesity Non-Communicable Diseases (NCDs) Research, Monitoring and Action Support (INFORMAS) methodology was applied. In 2016, we recorded 1440 h of video among 10 TV channels.

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Article Synopsis
  • The study investigates the link between early nutrition, specifically protein-energy supplementation, and mental health outcomes in adulthood among individuals in Guatemala, highlighting a significant issue of undernutrition in low- and middle-income countries.
  • It analyzes data from 1249 participants who received different types of nutritional supplements in their early years and assesses their mental distress in adulthood using standardized measures.
  • Findings indicate that both partial and full protein-energy supplementation during the first 1000 days significantly reduced the chances of mental distress later in life, regardless of sex, and the results remained consistent even when controlling for various life factors.
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Objective: We examined associations among serial measures of linear growth and relative weight with adult body composition.

Design: Secondary data analysis of prospective birth cohort studies.

Settings: Six birth cohorts from Brazil, Guatemala, India, the Philippines and South Africa.

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Background: The COVID-19 pandemic necessitated rapid changes in the delivery of care across public primary care settings in rural Guatemala in 2020. In response, a hypertension program implemented within the public primary care system required multiple adaptations, providing an illustrative example of dynamic implementation amidst changing context in an under-resourced setting. This study describes the evolvability of an evidence-based intervention (EBI; protocol-based hypertension treatment) and one of its main implementation strategies (team-based collaborative care) during the COVID-19 pandemic and discusses implications for health equity and sustainability.

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Background: Nutrition is important for growth and brain development and therefore cognitive ability. Growth faltering in early childhood, an important indicator of early adversity, is associated with poorer developmental outcomes, some into adulthood, but this association probably reflects early-life deprivation. We aimed to investigate the associations between early-life stature, child IQ, and adult IQ.

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Background: Subjective social status (SSS, perception of social position relative to a frame of reference) has been associated with physical, mental and socio-emotional wellbeing. However, these associations may be susceptible to unmeasured confounding by life course objective socio-economic position (SEP; such as wealth, education and employment) and life satisfaction.

Purpose: To estimate the association of position on ladders of perceived community respect and perceived economic status with weight, distress and wellbeing, independent of objective SEP in cohorts from three low and middle-income countries.

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Background: Uncontrolled hypertension is a major public health burden and the most common preventable risk factor for cardiovascular diseases in Guatemala and other low- and middle-income countries. Prior to an initial trial that evaluated a hypertension intervention in rural Guatemala, we collected qualitative information on the needs and knowledge gaps of hypertension care within Guatemala's public healthcare system. This analysis applied Kleinman's Explanatory Models of Illness to capture how patients, family members, community-, district-, and provincial-level health care providers and administrators, and national-level health system stakeholders understand hypertension.

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Objective: To identify the corporate political activity (CPA) strategies used by food industry actors during the development of two public health nutrition policies in Central America: Law #570 (taxation of sugar-sweetened beverages) in Panama and Bill #5504 (labelling and food marketing regulations) in Guatemala.

Design: We triangulated data from publicly available information from 2018 to 2020, (e.g.

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Background: Benchmarking the implementation of healthy food environment public policies against international best practices may accelerate the government response to prevent obesity and non-communicable diseases (NCDs) in the countries. The aim of the study was to determine the extent of food environment policy implementation in Guatemala and to identify and prioritize actions for the government to accelerate their implementation.

Methods: The INFORMAS Healthy Food Environment Policy Index (Food-EPI from the International Network for Food and Obesity/NCDs Research, Monitoring and Action Support) was used.

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Background And Aims: The roles of sodium or iodine intake on the metabolic syndrome (MetS) etiology remain controversial. We evaluated the associations of 24 h urinary sodium and iodine with MetS among Mesoamerican children and their adult parents.

Methods And Results: We conducted a cross-sectional study among 217 school-age children and 478 parents from 9 Mesoamerican cities.

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