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Alex Ndjebayi

Publications (4)

Vitamin A and Iron Status of Women and Young Children in Major Cities of Cameroon before and after Vitamin A Fortification of Vegetable Oil and Iron Fortification of Wheat Flour

Reina Engle-Stone, Alex Ndjebayi, Martin Nankap, Marie-Madeleine Gimou, Avital Friedman & Kenneth Brown · European Journal of Nutrition & Food Safety · 2015

Objectives: Few data are available on the effectiveness of large-scale food fortification programs. We conducted representative surveys 2 y before and 1 y after introduction of vitamin A (VA)-fortified cooking oil and iron-fortified wheat flour to assess program impact on VA and...

Open access Research Article 10.9734/EJNFS/2015/21097

Factors Affecting the Performance of Community Volunteers during Child Health Days in Douala, Cameroon

Martin Nankap, Alex Ndjebayi, Jules Guintang, Heather Katcher, Jessica Blankenship, Leigh Jaschke & Ann Tarini · European Journal of Nutrition & Food Safety · 2015

Objectives: In the Littoral region of Cameroon, targeted awareness and social mobilization has increased coverage of vitamin A supplementation (VAS) during Child Health Days (CHDs) from 52.9%% in 2011 to 71.6% in 2012. Following this increase, coverage stagnated for the 2nd round...

Open access Research Article 10.9734/EJNFS/2015/21125

Predicted Impact of Large-scale Fortification on Adequacy of Vitamin A Intakes among Women and Young Children in Cameroon: Simulations Using Nationally-representative 24-h Recall Data

Reina Engle-Stone, Martin Nankap, Alex Ndjebayi, Kenneth Brown & Klaus Kraemer · European Journal of Nutrition & Food Safety · 2015

Objectives: WHO recommends using information on dietary intakes to design food fortification programs, but nationally-representative, individual dietary data are rarely available in low-income countries. Prior to initiating a fortification program in Cameroon, we assessed intakes...

Open access Research Article 10.9734/EJNFS/2015/21014

Consumption of Red Palm Oil and Relationships with Vitamin A Status, Region, and Household Characteristics in a National Survey of Women and Young Children in Cameroon

Martin Nankap, Reina Engle-Stone, Alex Ndjebayi & Kenneth Brown · European Journal of Nutrition & Food Safety · 2015

Objectives: Red palm oil (RPO) is an important plant source of vitamin A (VA) in Cameroon, where ~210,000 tons were produced in 2011. We conducted a national survey of children and women to assess the prevalence of VA deficiency, frequency and amount of RPO consumption and factor...

Open access Research Article 10.9734/EJNFS/2015/21089