Michelle Lozada-Urbano

Prof. Michelle Lozada-Urbano

Vicerrectorado de Investigación, Universidad Norbert Wiener, Lima, Peru
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Research Focus & Metrics

Academic Career Length

23Years (2004-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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23 August 2022 in Foods
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Journal Article
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MLMichelle Lozada-Urbano
Michelle Lozada-Urbano
FHFranklin Huamán
Franklin Huamán
YXYanira Xirinachs
Yanira Xirinachs
OROriana Rivera-Lozada
Oriana Rivera-Lozada
Aldo Alvarez-RiscoAldo Alvarez-Risco
Aldo Alvarez-Risco
JYJaime A. Yáñez
Jaime A. Yáñez
The aim of this study was to evaluate the probability of buying food away from home according to the type of household using the logit model, as well as the sociodemographic characteristics of the heads of household, and how much income expenditure represents. A cross-sectional study was carried out using the National Household Survey (ENAHO) 2019 database. After joining the database, the household type variables were created. To calculate the probability with the “logit” model of purchase, the variables—family size, income, types of household, and total expenditure—were selected as a measure of the purchasing power of the family. A statistically significant association (p < 0.05) was found between the probability of consumption and the variables: age of household members, predominance, nuclear without children–married, nuclear with children–cohabitant, nuclear with children–widowed, nuclear with children–separated, extended, compounded, poor not extreme, and not poor. The bulk of families was represented by nuclear families (61.97%). The highest expenditure in the CFAH was for families defined as composite with a yearly average of USD 1652.89 (equivalent to PEN 5520.67). Observing the expenditure on food consumed outside the home through the composition of households can allow a better approach to offer educational measures. This information can be helpful to developers of educational issues.

9 October 2017 in Revista Peruana de Medicina Experimental Y Salud Pública
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VBVicente Aleixandre Benites-Zapata
Vicente Aleixandre Benites-Zapata
MLMichelle Lozada-Urbano
Michelle Lozada-Urbano
DUDiego Urrunaga-Pastor
Diego Urrunaga-Pastor
EMEdith Márquez-Bobadilla
Edith Márquez-Bobadilla
EMEnrique Moncada-Mapelli
Enrique Moncada-Mapelli
EMEdward Mezones-Holguin
Edward Mezones-Holguin
Factores asociados a la no utilización de los servicios formales de prestación en salud en la población peruana: análisis de la Encuesta Nacional de Hogares (ENAHO) 2015

15 November 2021 in F1000Research
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CLCarolina Castrillón Liñan
Carolina Castrillón Liñan
JMJimy Henry Alvarez Mayorga
Jimy Henry Alvarez Mayorga
MLMichelle Lozada-Urbano
Michelle Lozada-Urbano
Background: COVID-19 pandemic has been challenging for health services and systems around the world, including Peru. A viable alternative in the telemedicine field to guarantee patient nutritional care is telenutrition. Telenutrition involves the interactive use of electronic information and telecommunications technologies to implement the nutrition care process with patients at a remote location. Information regarding the experience with this methodology and its potential effect on patients’ nutritional goals, does not exist in Peru. The aim of the study was to report the effect of the evaluation type (telenutrition vs. in-person) on weight, body mass index (BMI), waist circumference (WC) and relative fat mass (RFM) in overweight and obese adult patients. Methods: This retrospective study included 100 eligible patients in a single nutritional center, from January 2019 to March 2021. Telenutrition and in-person continuous variables were compared with independent sample t-test or U Mann-Whitney test. Results: There were significant differences in weight, BMI, WC and RFM by the end of follow-up period, in both evaluation modalities. Patients on the telenutrition group had a mean decrease of 6.80 ± 4.87 cm in WC, whereas the mean difference observed for the in-person group was 6.74 ± 4.55 cm. There were no significant differences in the changes of any anthropometric parameters when comparing both systems. Reductions were observed in weight (5.93 ± 3.88 kg vs. 4.92 ± 3.29 kg), BMI (2.23 ± 1.39 kg/ m2 vs. 1.83 ± 1.23 kg/ m2), WC (6.80 ± 4.87 cm vs. 6.74 ± 4.55 cm) and RFM (2.43 ± 1.78 vs. 2.63 ± 1.73) in telenutrition and in-person evaluation, respectively by the end of the follow-up period. Conclusions: Telenutrition may be regarded as an alternative to in-person evaluation offering anthropometric changes and nutritional goals similar to those reported through the in-person modality, in overweight and obese adult people.

3 May 2023 in Health Science Reports
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Journal Article
Open access
CSCarlos Alberto Sanchez
Carlos Alberto Sanchez
OROriana Rivera-Lozada
Oriana Rivera-Lozada
MLMichelle Lozada-Urbano
Michelle Lozada-Urbano
PBPablo Best‐Bandenay
Pablo Best‐Bandenay
Background and Aims: Community‐acquired pneumonia is responsible for substantial mortality, and pneumococcus is commonly accepted as a major cause of pneumonia, regardless of laboratory confirmation. Child immunization programs have reported success in decreasing pneumonia mortality: directly in young children and indirectly (herd immunity) in unvaccinated adult populations in some countries. We assess changes in mortality trends for all‐cause pneumonia in older adults associated with the introduction of pneumococcal vaccination for children in Peru.Methods: This is a secondary analysis on administrative data collected periodically by the Peruvian Ministry of Health. An observational retrospective time series analysis was conducted using longitudinal population‐based data from death certificates in Peru between 2003 and 2017. The time series includes 6 years before and 9 years after the introduction of the pneumococcal‐conjugated vaccines in the national child immunization program in 2009. Monthly frequencies and annual rates for all‐cause pneumonia deaths in children under 5 years of age and adults over 65 years of age are presented. Linear and quadratic trends are analyzed.Results: Deaths among older adults accounted for 75.6% of all‐cause pneumonia mortality in Peru, with 94.4% of these reporting “pneumonia due to unspecified organism” as the underlying cause of death. Comparing pre‐ and post‐child immunization program periods, annual average mortality rates from unspecified pneumonia decreased by 22.7% in young children but increased by 19.6% in older adults. A linear trend model supports this overall tendency, but a quadratic curve explains the data better.Conclusion: Pneumococcal‐conjugated vaccines are developed using serotypes prevalent in selected countries from less common (invasive) pneumococcal disease and expected to prevent mortality worldwide from widespread (noninvasive) pneumonia. Our results do not support the presence of herd immunity from pneumococcal vaccination of children for community‐acquired pneumonia in the increasingly ageing population of Peru. This should direct future research and could influence public health policy.

30 October 2023 in F1000Research
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Jhon Alex Zeladita-HuamanJhon Alex Zeladita-Huaman
Jhon Alex Zeladita-Huaman
DEDavid Esteban-Espinoza
David Esteban-Espinoza
MLMichelle Lozada-Urbano
Michelle Lozada-Urbano
EFEduardo Franco-Chalco
Eduardo Franco-Chalco
MCMarcelo Fernandes Costa
Marcelo Fernandes Costa
HCHenry Castillo-Parra
Henry Castillo-Parra
Background: The perception of risk regarding coronavirus disease 2019 (COVID-19) has been widely researched due to its association with the adoption of preventive measures. In addition, since the onset of vaccination, it has been reported that the population perceives a lower risk of getting infected. However, few studies have analyzed the factors associated with risk perception in low- and middle-income countries. The aim of this study was to determine the association between the risk perception of contracting COVID-19 and sociodemographic characteristics in Peruvian population. Methods: An analytical and cross-sectional study was conducted in four cities in Peru from October to December, 2021. The sample consisted of 821 individuals aged 18 years and older. A virtual questionnaire was used to collect sociodemographic data and assess the risk perception of contracting coronavirus based on the Health Belief Model. The process of back-translation, expert judgment, and reliability analysis using split-half correlation was conducted. Student’s t-tests, analysis of variance with post hoc Tukey’s test, and Spearman’s correlation were employed. Results: Of the participants, 53.71% were women and 73.3% had a higher education level, 45.55% are self-employed, and 40.44% did not have a family member infected with COVID-19. The risk perception of COVID-19 infection was associated with participants’ family antecedent of COVID-19 (p < 0.05). Regarding the factors analyzed, perceived susceptibility to COVID-19 was associated with age (p=0.002), occupation (p<0.05), and a history of COVID-19 (p<0.05), while the perceived benefits of adopting preventive measures against this disease were associated with educational level (p < 0.001). Conclusions: The risk perception of contracting COVID-19 was higher among whose had multiple infected relatives.. Furthermore, the perception of susceptibility and the perceived benefits of using preventive measures were associated with sociodemographic characteristics.

20 December 2020 in Revista de Investigación de la Universidad Norbert Wiener
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MLMichelle Lozada-Urbano
Michelle Lozada-Urbano
UWUniversidad Privada Norbert Wiener
Universidad Privada Norbert Wiener
MHMonica Rivera Hurtado
Monica Rivera Hurtado
DMDoris Miranda
Doris Miranda
UGUniversidad De Granada
Universidad De Granada
Muchos estudios han comprobado que lo que encontramos en restaurantes supera en gran medida los requerimientos calóricos y de macronutrientes. Es necesario valorar la composición de los alimentos ofrecidos para niños en dichos establecimientos. Estudio transversal de tipo cuantitativo, valoró 20 menús vendidos en cinco establecimientos de venta de comida rápida en un centro comercial de Lima. Los resultados muestran que los cinco restaurantes superan los requerimientos diarios de gramos y kilocalorías de grasa, en valores que van desde el 14, 41% al 63,4% de exceso de grasas y del 23,92 al 61,59% de Kcal de grasas expresados en porcentaje de exceso. Es necesario tomar acciones para que los menús ofertados por estos restaurantes estén acorde a los requerimientos de los niños.