Dr. Susana Matias

Assistant Cooperative Extension Specialist

Nutritional Sciences & Toxicology
225 Morgan Hall
Berkeley, CA 94720
(510) 642-0980
slmatias@berkeley.edu

http://https://nst.berkeley.edu/users/susana-l-matias

Links

• UC Berkeley profile
• List of publications in PubMed

Biography

Susana Matias is a Cooperative Extension Specialist in the Department of Nutritional Sciences & Toxicology (NST) at the University of California (UC), Berkeley. She earned a Ph.D. in Epidemiology with Designated Emphasis in International and Community Nutrition from UC Davis, and completed graduate and undergraduate studies in Psychology at the Pontificia Universidad Católica del Perú. Her research interests include maternal and child nutrition, immigrant health, food security, obesity and diabetes prevention, nutritional and behavioral interventions, and evaluation research. Prior to joining NST, Dr. Matias held an Assistant Project Scientist appointment in the Department of Nutrition at UC Davis.

Specialty

Areas of Expertise (click to see all ANR academics with this expertise)

• Program and Project Design, and Statistics
• Healthy Lifestyle
• Human Nutrition
• Nutrition Education and Behavior
• Nutrition and Hunger in the Population
• Obesity Prevention
• Spanish
• Community Food Security
• Farmworker and Rural Community Wellbeing
• Healthy Families and Communities

Files

• Breastfeeding during COVID-19_English.pdf
• Breastfeeding during COVID-19_Spanish.pdf
• Great Plates Delivered_one page.pdf

Bibliography

Peer Reviewed

• Matias SL, French CD, Gomez-Lara A, Schenker MB. (2022). Chronic disease burden among Latino farmworkers in California. Front Public Health. Dec 2;10:1024083. doi: 10.3389/fpubh.2022.1024083.

• Matias, S., Riden, H., Lee, D., Bang, H., Schenker, M. (2022). Effectiveness of a worksite lifestyle intervention to reduce body mass index among farmworkers in California: a cluster randomized controlled trial. Public Health Nutr. Sep;25(9):2651-2659. doi: 10.1017/S136898002200129X.

• Liu E, Wang D, Darling AM, Perumal N, Wang M, Ahmed T, Christian P, Dewey KG, Kac G, Kennedy S, Subramoney V, Briggs B, Fawzi WW; members of the GWG Pooling Project Consortium. (2022). Effects of prenatal nutritional supplements on gestational weight gain in low- and middle-income countries: a meta-analysis of individual participant data. Am J Clin Nutr. Dec 19;116(6):1864-1876. doi: 10.1093/ajcn/nqac259.

• Dewey KG, Arnold CD, Wessells KR, Prado EL, Abbeddou S, Adu-Afarwuah S, Ali H, Arnold BF, Ashorn P, Ashorn U, Ashraf S, Becquey E, Brown KH, Christian P, Colford JM, Dulience SJL, Fernald LCH, Galasso E, Hallamaa L, Hess SY, Humphrey JH, Huybregts L, Iannottie LL, Jannat K, Lartey A, Port AL, Leroy JL, Luby SP, Maleta K, Matias SL, Mbuya MNN, Mridha MK, Nkhoma M, Null C, Paul RR, Okronipa H, Ouédraogo JB, Pickering AJ, Prendergast AJ, Ruel M, Shaikh S, Weber AM, Wolff P, Zongrone A, Stewart CP. (2022). Preventive small-quantity lipid-based nutrient supplements reduce severe wasting and severe stunting among young children: an individual participant data meta-analysis of randomized controlled trials. Am J Clin Nutr. Aug 31:nqac232. doi: 10.1093/ajcn/nqac232.

• Wessells KR, Arnold CD, Stewart CP, Prado EL, Abbeddou S, Adu-Afarwuah S, Arnold BF, Ashorn P, Ashorn U, Becquey E, Brown KH, Byrd KA, Campbell RK, Christian P, Fernald LCH, Fan YM, Galasso E, Hess SY, Huybregts L, Jorgensen JM, Kiprotich M, Kortekangas E, Lartey A, Le Port A, Leroy JL, Lin A, Maleta K, Matias SL, Mbuya MNN, Mridha MK, Mutasa K, Naser AM, Paul RR, Okronipa H, Ouédraogo JB, Pickering AJ, Rahman M, Schulze K, Smith LE, Weber AM, Zongrone A, Dewey KG. (2021). Characteristics that modify the effect of small-quantity lipid-based nutrient supplementation on child anemia and micronutrient status: an individual participant data meta-analysis of randomized controlled trials. Am J Clin Nutr. Nov 2;114(Suppl 1):68S-94S. doi: 10.1093/ajcn/nqab276.

• Dewey KG, Wessells KR, Arnold CD, Prado EL, Abbeddou S, Adu-Afarwuah S, Ali H, Arnold BF, Ashorn P, Ashorn U, Ashraf S, Becquey E, Bendabenda J, Brown KH, Christian P, Colford JM, Dulience SJL, Fernald LCH, Galasso E, Hallamaa L, Hess SY, Humphrey JH, Huybregts L, Iannotti LL, Jannat K, Lartey A, Le Port A, Leroy JL, Luby SP, Maleta K, Matias SL, Mbuya MNN, Mridha MK, Nkhoma M, Null C, Paul RR, Okronipa H, Ouédraogo JB, Pickering AJ, Prendergast AJ, Ruel M, Shaikh S, Weber AM, Wolff P, Zongrone A, Stewart CP. (2021). Characteristics that modify the effect of small-quantity lipid-based nutrient supplementation on child growth: an individual participant data meta-analysis of randomized controlled trials. Am J Clin Nutr. Nov 2;114(Suppl 1):15S-42S. doi: 10.1093/ajcn/nqab278.

• Matias S. L.; Rodriguez-Jordan J.; McCoin M. (2021). Evaluation of a College-Level Nutrition Course With a Teaching Kitchen Lab. J Nutr Educ Behav. 53:9, 787-792.

• Matias SL, Rodriguez-Jordan J, McCoin M. (2021). Integrated Nutrition and Culinary Education in Response to Food Insecurity in a Public University. Nutrients. 13:7, 2304.

• Matias S. L.; Pearl M.; Lyall K.; Croen L. A.; Kral T. V. E.; Fallin D.; Lee L.-C.; Bradley C. B.; Schieve L. A.; Windham G. C. (2021). Maternal pre-pregnancy weight and gestational weight gain in association with autism and developmental disorders in offspring. Obesity (Silver Spring) 29(9):1554-1564.

• Prado EL, Arnold CD, Wessells KR, Stewart CP, Abbeddou S, Adu-Afarwuah S, Arnold BF, Ashorn U, Ashorn P, Becquey E, Brown KH, Chandna J, Christian P, Dentz HN, Dulience SJL, Fernald LCH, Galasso E, Hallamaa L, Hess SY, Huybregts L, Iannotti LL, Jimenez EY, Kohl P, Lartey A, Le Port A, Luby SP, Maleta K, Matchado A, Matias SL, Mridha MK, Ntozini R, Null C, Ocansey ME, Parvez SM, Phuka J, Pickering AJ, Prendergast AJ, Shamim AA, Siddiqui Z, Tofail F, Weber AM, Wu LSF, Dewey KG. (2021). Small-quantity lipid-based nutrient supplements for children age 6-24 months: a systematic review and individual participant data meta-analysis of effects on developmental outcomes and effect modifiers. Am J Clin Nutr. Nov 2;114(Suppl 1):43S-67S. doi: 10.1093/ajcn/nqab277.

• Adams, K.P., Adu-Afarwuah, S., Mridha, M.K., Oaks, B.M., Matias, S.L., Arnold, C.D., Kumordzie, S.M., Okronipa, H., Ocansey, M.E., Dewey, K.G. (2020). The impact of maternal supplementation during pregnancy and the first 6 months postpartum on the growth status of the next child born after the intervention period: Follow-up results from Bangladesh and Ghana. Matern Child Nutr, 16: e12927.

• Dewey, K.G.; Matias, S.L.; Mridha, M.K.; Arnold, C.D. (2020). Nutrient supplementation during the first 1000 days and growth of infants born to pregnant adolescents. Ann N Y Acad Sci. ;1468(1):25-34.

• Ullah, M. B.; Mridha, M. K.; Arnold, C. D.; Matias, S. L.; Khan, M. S. A.; Siddiqui, Z.; Hossain, M.; Paul, R. R.; Dewey, K. G. (2019). Factors associated with diarrhea and acute respiratory infection in children under two years of age in rural Bangladesh. BMC Pediatr 19(1):386.

• Kac, G.; Arnold, C. D.; Matias, S. L.; Mridha, M. K.; Dewey, K. G. (2019). Gestational weight gain and newborn anthropometric outcomes in rural Bangladesh. Matern Child Nutr 15(4):e12816.

• Ullah, M. B.; Mridha, M. K.; Arnold, C. D.; Matias, S. L.; Khan, M. S. A.; Siddiqui, Z.; Hossain, M.; Paul, R. R.; Dewey, K. G. (2019). Newborn physical condition and breastfeeding behaviours: Secondary outcomes of a cluster-randomized trial of prenatal lipid-based nutrient supplements in Bangladesh. Matern Child Nutr 15(4):e12844.

• Ullah, M. B.; Mridha, M. K.; Arnold, C. D.; Matias, S. L.; Khan, M. S. A.; Siddiqui, Z.; Hossain, M.; Dewey, K. G. (2019). Provision of Pre- and Postnatal Nutritional Supplements Generally Did Not Increase or Decrease Common Childhood Illnesses in Bangladesh: A Cluster-Randomized Effectiveness Trial. J Nutr 149(7): 1271-1281.

• Matias, S. L.; Mridha, M. K.; Young, R. T.; Hussain, S.; Dewey, K. G. (2018). Daily Maternal Lipid-Based Nutrient Supplementation with 20 mg Iron, Compared with Iron and Folic Acid with 60 mg Iron, Resulted in Lower Iron Status in Late Pregnancy but Not at 6 Months Postpartum in Either the Mothers or Their Infants in Bangladesh. J Nutr 148(10): 1615-1624. 

• Mridha, M. K.; Matias, S. L.; Arnold, C. D.; Dewey, K. G. (2018). Factors associated with nutritional status and dietary practices of Bangladeshi adolescents in early pregnancy. Ann N Y Acad Sci 1416: 66-76.

• Matias, S. L.; Mridha, M. K.; Young, R. T.; Khan, M. S. A.; Siddiqui, Z.; Ullah, M. B.; Vosti, S. A.; Dewey, K. G. (2018). Prenatal and Postnatal Supplementation with Lipid-Based Nutrient Supplements Reduces Anemia and Iron Deficiency in 18-Month-Old Bangladeshi Children: A Cluster-Randomized Effectiveness Trial. J Nutr 148(7): 1167-1176. 

• Harding, K. L.; Matias, S. L.; Mridha, M. K.; Moniruzzaman, M.; Vosti, S. A.; Hussain, S.; Dewey, K. G.; Stewart, C. P. (2017). Adherence to recommendations on lipid-based nutrient supplement and iron and folic acid tablet consumption among pregnant and lactating women participating in a community health programme in northwest Bangladesh. Matern Child Nutr 13(1). 

• Mridha, M. K.; Matias, S. L.; Paul, R. R.; Hussain, S.; Khan, M. S. A.; Siddiqui, Z.; Ullah, B.; Sarker, M.; Hossain, M.; Young, R. T.; Arnold, C. D.; Dewey, K. G. (2017). Daily Consumption of Lipid-Based Nutrient Supplements Containing 250 mug Iodine Does Not Increase Urinary Iodine Concentrations in Pregnant and Postpartum Women in Bangladesh. J Nutr 147(8): 1586-1592. 

• Harding, K. L.; Matias, S. L.; Mridha, M. K.; Vosti, S. A.; Hussain, S.; Dewey, K. G.; Stewart, C. P. (2017). Eating down or simply eating less? The diet and health implications of these practices during pregnancy and postpartum in rural Bangladesh. Public Health Nutr 20(11): 1928-1940. 

• Matias, S. L.; Vargas-Vasquez, A.; Bado Perez, R.; Alcazar Valdivia, L.; Aquino Vivanco, O.; Rodriguez Martin, A.; Novalbos Ruiz, J. P. (2017). Effects of lipid-based nutrient supplements v. micronutrient powders on nutritional and developmental outcomes among Peruvian infants. Public Health Nutr 20(16): 2998-3007. 

• Matias, S. L.; Mridha, M. K.; Tofail, F.; Arnold, C. D.; Khan, M. S.; Siddiqui, Z.; Ullah, M. B.; Dewey, K. G. (2017). Home fortification during the first 1000 d improves child development in Bangladesh: a cluster-randomized effectiveness trial. Am J Clin Nutr 105(4): 958-969.

• Dewey, K. G.; Mridha, M. K.; Matias, S. L.; Arnold, C. D.; Cummins, J. R.; Khan, M. S.; Maalouf-Manasseh, Z.; Siddiqui, Z.; Ullah, M. B.; Vosti, S. A. (2017). Lipid-based nutrient supplementation in the first 1000 d improves child growth in Bangladesh: a cluster-randomized effectiveness trial. Am J Clin Nutr 105(4): 944-957. 

• Adams, K. P.; Ayifah, E.; Phiri, T. E.; Mridha, M. K.; Adu-Afarwuah, S.; Arimond, M.; Arnold, C. D.; Cummins, J.; Hussain, S.; Kumwenda, C.; Matias, S. L.; Ashorn, U.; Lartey, A.; Maleta, K. M.; Vosti, S. A.; Dewey, K. G. (2017). Maternal and Child Supplementation with Lipid-Based Nutrient Supplements, but Not Child Supplementation Alone, Decreases Self-Reported Household Food Insecurity in Some Settings. J Nutr 147(12): 2309-2318. 

• Mridha, M. K.; Matias, S. L.; Paul, R. R.; Hussain, S.; Sarker, M.; Hossain, M.; Peerson, J. M.; Vosti, S. A.; Dewey, K. G. (2017). Prenatal Lipid-Based Nutrient Supplements Do Not Affect Pregnancy or Childbirth Complications or Cesarean Delivery in Bangladesh: A Cluster-Randomized Controlled Effectiveness Trial. J Nutr 147(9): 1776-1784. 

• Mridha, M. K.; Matias, S. L.; Chaparro, C. M.; Paul, R. R.; Hussain, S.; Vosti, S. A.; Harding, K. L.; Cummins, J. R.; Day, L. T.; Saha, S. L.; Peerson, J. M.; Dewey, K. G. (2016). Lipid-based nutrient supplements for pregnant women reduce newborn stunting in a cluster-randomized controlled effectiveness trial in Bangladesh. Am J Clin Nutr 103(1): 236-49. 

• Matias, S. L.; Mridha, M. K.; Paul, R. R.; Hussain, S.; Vosti, S. A.; Arnold, C. D.; Dewey, K. G. (2016). Prenatal Lipid-Based Nutrient Supplements Affect Maternal Anthropometric Indicators Only in Certain Subgroups of Rural Bangladeshi Women. J Nutr 146(9): 1775-82.

• Matias, S. L.; Dewey, K. G.; Quesenberry, C. P.; Gunderson, E. P. (2014). Maternal prepregnancy obesity and insulin treatment during pregnancy are independently associated with delayed lactogenesis in women with recent gestational diabetes mellitus. Am J Clin Nutr 99(1): 115-21. 

• Matias, S. L.; Stoecklin-Marois, M. T.; Tancredi, D. J.; Schenker, M. B. (2013). Adherence to dietary recommendations is associated with acculturation among Latino farm workers. J Nutr 143(9): 1451-8. 

• Matias, S. L.; Nommsen-Rivers, L. A.; Dewey, K. G. (2012). Determinants of exclusive breastfeeding in a cohort of primiparous periurban peruvian mothers. J Hum Lact 28(1): 45-54. 

• Gunderson, E. P.; Matias, S. L.; Hurston, S. R.; Dewey, K. G.; Ferrara, A.; Quesenberry, C. P.; Lo, J. C.; Sternfeld, B.; Selby, J. V. (2011). Study of Women, Infant Feeding, and Type 2 diabetes mellitus after GDM pregnancy (SWIFT), a prospective cohort study: methodology and design. BMC Public Health 11: 952. 

• Matias, S. L.; Nommsen-Rivers, L. A.; Creed-Kanashiro, H.; Dewey, K. G. (2010). Risk factors for early lactation problems among Peruvian primiparous mothers. Matern Child Nutr 6(2): 120-33. 

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