NCT04915638

Brief Summary

Malnutrition is an epidemiologic problem with high prevalence in Mexico. Mexican children present a double burden of malnutrition characterized by the coexistence of undernutrition and micronutrient deficiency alongside excess body weight. Malnutrition is caused by inadequate nutrition, including micronutrients deficiencies, in which children living in rural areas and indigenous populations are disproportionately affected. Malnutrition has been associated with an increased risk of metabolic abnormalities like metabolic syndrome (MS), diabetes, and cardiovascular disease in adulthood. Nutrition-specific interventions are strategies that may reduce or avert malnutrition in children. However, limited intervention studies have been implemented in low-income populations, particularly in rural areas. Therefore, studies that include nutrition-specific intervention with enriched foods aimed at reducing micronutrients deficiencies and that can help in prevention or treatment of metabolic conditions in these populations are still needed. Based on the nutritional characterization carried out in school children in Chimalhuacán, Mexico State, a formula in a powder form was designed for children containing vitamins, minerals, antioxidants, and omega-3 fatty acids that can be used to enrich foods. The present study aimed to evaluate the effect of a 4-week intervention with cookies enriched with a micronutrient formula on the nutritional status in Maya schoolchildren aged 8-10 years. Participants (n=84) were their own control, and the investigators measured, at pre- and post-intervention, anthropometric, clinical, biochemical, and cognitive parameters; diet and molecular parameters were assessed only at pre-intervention. Chi-square test, t-Student paired or Wilcoxon, ANCOVA, and logistic regression were performed to analyze the data.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
84

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started Feb 2018

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

February 15, 2018

Completed
1.2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

April 12, 2019

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

April 12, 2019

Completed
2.1 years until next milestone

First Submitted

Initial submission to the registry

May 18, 2021

Completed
20 days until next milestone

First Posted

Study publicly available on registry

June 7, 2021

Completed
Last Updated

June 7, 2021

Status Verified

May 1, 2021

Enrollment Period

1.2 years

First QC Date

May 18, 2021

Last Update Submit

May 31, 2021

Conditions

Keywords

Double burden of malnutritionEnriched foodMicronutrients

Outcome Measures

Primary Outcomes (21)

  • Change of weight from pre-intervention and after 4 weeks of intervention

    Kilograms

    Pre-intervention and post-intervention at week 4

  • Change of height from pre-intervention and after 4 weeks of intervention

    Meters

    Pre-intervention and post-intervention at week 4

  • Change of weight-for-age z-score from pre-intervention and after 4 weeks of intervention

    Measurement value of weight will be used to calculate weight-for-age in z-score according to age and sex

    Pre-intervention and post-intervention at week 4

  • Change of height-for-age z-score from pre-intervention and after 4 weeks of intervention

    Measurement value of height will be used to calculate height-for-age in z-score according to age and sex

    Pre-intervention and post-intervention at week 4

  • Change of Body Mass Index z-score from pre-intervention and after 4 weeks of intervention

    Weight and height will be combined to calculate Body Mass Index in kg/m\^2. The value of BMI will be reported in BMI-for-age in z-score according to age and sex

    Pre-intervention and post-intervention at week 4

  • Change of tricipital skinfold percentile from pre-intervention and after 4 weeks of intervention

    Tricipital skinfold will be reported in percentile according to age and sex

    Pre-intervention and post-intervention at week 4

  • Change of bone diameters z-score from pre-intervention and after 4 weeks of intervention

    Bone diameters will be reported in z-score according to age and sex

    Pre-intervention and post-intervention at week 4

  • Change of waist circumference percentile from pre-intervention and after 4 weeks of intervention

    Waist circumference will be reported in percentile according to age and sex

    Pre-intervention and post-intervention at week 4

  • Change of waist-to-height ratio from pre-intervention and after 4 weeks of intervention

    Waist circumference height will be used to calculate waist-to-height ratio (WHtR)

    Pre-intervention and post-intervention at week 4

  • Change of body fat-mass pre-intervention and after 4 weeks of intervention

    Percentage

    Pre-intervention and post-intervention at week 4

  • Change of fat-free-mass pre-intervention and after 4 weeks of intervention

    Weight and body fat (converted to kg) will be used to calculate fat-free-mass in kilograms

    Pre-intervention and post-intervention at week 4

  • Change in Systolic Blood Pressure pre-intervention and after 4 weeks of intervention

    Systolic Blood Pressure percentile according to age, sex, and height

    Pre-intervention and post-intervention at week 4

  • Change of red blood count pre-intervention and after 4 weeks of intervention

    cell/microliter

    Pre-intervention and post-intervention at week 4

  • Change of hemoglobin pre-intervention and after 4 weeks of intervention

    grams/deciliter

    Pre-intervention and post-intervention at week 4

  • Change of hematocrit pre-intervention and after 4 weeks of intervention

    Percentage

    Pre-intervention and post-intervention at week 4

  • Change of platelets pre-intervention and after 4 weeks of intervention

    Microliter

    Pre-intervention and post-intervention at week 4

  • Change of white blood cells count in all cell types pre-intervention and after 4 weeks of intervention

    Reported value of neutrophils, eosinophils, lymphocytes, monocytes, and basophils in percentage

    Pre-intervention and post-intervention at week 4

  • Change of glucose and lipid profile pre-intervention and after 4 weeks of intervention

    Glucose in milligrams/deciliter (mg/dL) Total cholesterol in mg/dL Triglycerides in mg/dL Low-density lipoproteins in mg/dL High-density lipoproteins in mg/dL

    Pre-intervention and post-intervention at week 4

  • Change of liver profile pre-intervention and after 4 weeks of intervention

    Alanine aminotransferase in Unit/liter (U/L) Aspartate aminotransferase in U/L

    Pre-intervention and post-intervention at week 4

  • Change of blood proteins pre-intervention and after 4 weeks of intervention

    Albumin in grams/deciliter (g/dL) Globulin in g/dL Total amount of albumin and globulin will be used to measure the total protein in g/dL

    Pre-intervention and post-intervention at week 4

  • Change in cognitive test pre-intervention and after 4 weeks of intervention

    Standardized points of intellectual cognition based by a median of 100

    Pre-intervention and post-intervention at week 4

Secondary Outcomes (7)

  • Energy intake

    Pre-intervention, assessed up to 1 day

  • Macronutrients intake in grams

    Pre-intervention, assessed up to 1 day

  • Macronutrients intake in percentage

    Pre-intervention, assessed up to 1 day

  • Micronutrients intake in micrograms

    Pre-intervention, assessed up to 1 day

  • Micronutrients intake in milligrams

    Pre-intervention, assessed up to 1 day

  • +2 more secondary outcomes

Study Arms (1)

Intervention group

EXPERIMENTAL

Schoolchildren received enriched cookies containing a multiple micronutrients formula. Enriched cookies (20g) with a daily dose of 0.33g of organic mix formula were given in the morning during 4-weeks. The formulation is an industrial secret of UNAM.

Dietary Supplement: Experimental intervention group with enriched cookies

Interventions

Enriched cookies containing a micronutrients formula (vitamins, minerals, antioxidants, and omega-3 fatty acids) each day (Monday to Friday).

Intervention group

Eligibility Criteria

Age8 Years - 10 Years
Sexall
Healthy VolunteersYes
Age GroupsChild (0-17)

You may qualify if:

  • Children with Maya ethnicity confirmed by having parents and grandparents belonging to the same community, and three generations living in the community.
  • Children enrolled in 3th and 4th year of elementary school from the same educational center, volunteers, who have the informed consent signed by their parents or tutors, and the assent letter signed by children.
  • Aged between 8 to 10 years.
  • Both genders.

You may not qualify if:

  • Any child who does not want to participate in the study.
  • Children whose parents or tutors do not agree to sign the informed consent.
  • Children who do not sign the assent letter.
  • Age less than 8 years and older than 11 years.
  • Children using antihypertensive, hypoglycemic or lipid-lowering medications, as well as those that have a history of a condition affected by glucose metabolism, insulin or that alter body composition (cancer, chronic infections, food allergy).
  • Under treatment of intake of supplements with vitamins, minerals, antioxidants (\<2 months).
  • Children with alcoholism or smoking.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Facultad de Química, Unidad Académica de la UNAM en Yucatán

Mérida, Yucatán, 97302, Mexico

Location

Related Publications (23)

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    PMID: 31852602BACKGROUND
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  • Kroker-Lobos MF, Pedroza-Tobias A, Pedraza LS, Rivera JA. The double burden of undernutrition and excess body weight in Mexico. Am J Clin Nutr. 2014 Dec;100(6):1652S-8S. doi: 10.3945/ajcn.114.083832. Epub 2014 Oct 29.

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    PMID: 33027862BACKGROUND
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    PMID: 25161059BACKGROUND
  • Tam E, Keats EC, Rind F, Das JK, Bhutta AZA. Micronutrient Supplementation and Fortification Interventions on Health and Development Outcomes among Children Under-Five in Low- and Middle-Income Countries: A Systematic Review and Meta-Analysis. Nutrients. 2020 Jan 21;12(2):289. doi: 10.3390/nu12020289.

    PMID: 31973225BACKGROUND
  • Martini L, Pecoraro L, Salvottini C, Piacentini G, Atkinson R, Pietrobelli A. Appropriate and inappropriate vitamin supplementation in children. J Nutr Sci. 2020 Jun 5;9:e20. doi: 10.1017/jns.2020.12.

    PMID: 32577225BACKGROUND
  • Garcia OP, Ronquillo D, del Carmen Caamano M, Martinez G, Camacho M, Lopez V, Rosado JL. Zinc, iron and vitamins A, C and e are associated with obesity, inflammation, lipid profile and insulin resistance in Mexican school-aged children. Nutrients. 2013 Dec 10;5(12):5012-30. doi: 10.3390/nu5125012.

    PMID: 24335710BACKGROUND
  • Wells JC, Sawaya AL, Wibaek R, Mwangome M, Poullas MS, Yajnik CS, Demaio A. The double burden of malnutrition: aetiological pathways and consequences for health. Lancet. 2020 Jan 4;395(10217):75-88. doi: 10.1016/S0140-6736(19)32472-9. Epub 2019 Dec 15.

    PMID: 31852605BACKGROUND
  • Garcia-Lopez S, Villanueva Arriaga RE, Najera Medina O, Rodriguez Lopez CP, Figueroa-Valverde L, Cervera EG, Munozcano Skidmore O, Rosas-Nexticapa M. One month of omega-3 fatty acid supplementation improves lipid profiles, glucose levels and blood pressure in overweight schoolchildren with metabolic syndrome. J Pediatr Endocrinol Metab. 2016 Oct 1;29(10):1143-1150. doi: 10.1515/jpem-2015-0324.

    PMID: 27658130BACKGROUND
  • de Onis M, Onyango AW, Borghi E, Siyam A, Nishida C, Siekmann J. Development of a WHO growth reference for school-aged children and adolescents. Bull World Health Organ. 2007 Sep;85(9):660-7. doi: 10.2471/blt.07.043497.

    PMID: 18026621BACKGROUND
  • Imuta K, Scarf D, Pharo H, Hayne H. Drawing a close to the use of human figure drawings as a projective measure of intelligence. PLoS One. 2013;8(3):e58991. doi: 10.1371/journal.pone.0058991. Epub 2013 Mar 14.

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  • Ramirez-Silva I, Jimenez-Aguilar A, Valenzuela-Bravo D, Martinez-Tapia B, Rodriguez-Ramirez S, Gaona-Pineda EB, Angulo-Estrada S, Shamah-Levy T. Methodology for estimating dietary data from the semi-quantitative food frequency questionnaire of the Mexican National Health and Nutrition Survey 2012. Salud Publica Mex. 2016 Nov-Dec;58(6):629-638. doi: 10.21149/spm.v58i6.7974.

    PMID: 28225939BACKGROUND
  • Lara-Riegos JC, Ortiz-Lopez MG, Pena-Espinoza BI, Montufar-Robles I, Pena-Rico MA, Sanchez-Pozos K, Granados-Silvestre MA, Menjivar M. Diabetes susceptibility in Mayas: Evidence for the involvement of polymorphisms in HHEX, HNF4alpha, KCNJ11, PPARgamma, CDKN2A/2B, SLC30A8, CDC123/CAMK1D, TCF7L2, ABCA1 and SLC16A11 genes. Gene. 2015 Jul 1;565(1):68-75. doi: 10.1016/j.gene.2015.03.065. Epub 2015 Mar 31.

    PMID: 25839936BACKGROUND
  • Moreno-Estrada A, Gignoux CR, Fernandez-Lopez JC, Zakharia F, Sikora M, Contreras AV, Acuna-Alonzo V, Sandoval K, Eng C, Romero-Hidalgo S, Ortiz-Tello P, Robles V, Kenny EE, Nuno-Arana I, Barquera-Lozano R, Macin-Perez G, Granados-Arriola J, Huntsman S, Galanter JM, Via M, Ford JG, Chapela R, Rodriguez-Cintron W, Rodriguez-Santana JR, Romieu I, Sienra-Monge JJ, del Rio Navarro B, London SJ, Ruiz-Linares A, Garcia-Herrera R, Estrada K, Hidalgo-Miranda A, Jimenez-Sanchez G, Carnevale A, Soberon X, Canizales-Quinteros S, Rangel-Villalobos H, Silva-Zolezzi I, Burchard EG, Bustamante CD. Human genetics. The genetics of Mexico recapitulates Native American substructure and affects biomedical traits. Science. 2014 Jun 13;344(6189):1280-5. doi: 10.1126/science.1251688. Epub 2014 Jun 12.

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    BACKGROUND
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    BACKGROUND

MeSH Terms

Conditions

OverweightObesityGrowth DisordersChild Nutrition Disorders

Condition Hierarchy (Ancestors)

OvernutritionNutrition DisordersNutritional and Metabolic DiseasesBody WeightSigns and SymptomsPathological Conditions, Signs and SymptomsPathologic Processes

Study Officials

  • Marta Menjivar, PhD

    Facultad de Química, UNAM

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NA
Masking
NONE
Purpose
PREVENTION
Intervention Model
SINGLE GROUP
Model Details: The intervention consisted of enriched cookies given to children at school for one month. The intervention included two stages. First stage, schoolchildren received placebo cookies (20g of cookies without formula) each day (Monday to Friday) in the morning for 4 weeks. Then, in the second stage, schoolchildren received enriched cookies (20g with a formula FV-UNAM) each day (Monday to Friday) in the morning for 4 weeks. The formula was added to the cookies in a daily dose of 0.33g of organic mix that contained two vitamins, four minerals and omega-3 fatty acids. The exact composition of the formula is a trade secret held by UNAM. Schoolchildren were their own controls because the study was a paired study. In both stages we collected venous blood and anthropometric, blood pressure, and cognitive measurements before the placebo intervention, after 4 weeks from the beginning of formula intervention and post- intervention.
Sponsor Type
OTHER
Responsible Party
SPONSOR INVESTIGATOR
PI Title
Profesor Titular "C" de TC Definitivo

Study Record Dates

First Submitted

May 18, 2021

First Posted

June 7, 2021

Study Start

February 15, 2018

Primary Completion

April 12, 2019

Study Completion

April 12, 2019

Last Updated

June 7, 2021

Record last verified: 2021-05

Data Sharing

IPD Sharing
Will not share

Individual participant data (IPD) not available because there is confidential data in the study.

Locations