Evidence map›Paper›PMID 34012114›Full record

ArticleNature2021

The nutritional quality of cereals varies geospatially in Ethiopia and Malawi.

D Gashu, P C Nalivata, T Amede, E L Ander, E H Bailey, L Botoman, C Chagumaira, S Gameda, S M Haefele, K Hailu and 14 more

Open access · hybridAbstract readComparative Study
In one paragraph

Article in Nature, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 62 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
62citing papers in PubMed, 1 pooled it
18.2field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

62 citing papers in PubMed, 1 synthesis or guideline pooled it, 185 citations in OpenAlex.

  1. Pooled it
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  15. Insecticidal Activity of Monoterpenoids AgainstInternational journal of molecular sciences · 2025
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2 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

24 authors at 9 institutions in 4 countries.

D Gashu *Centre for Food Science and Nutrition, Addis Ababa University, Addis Ababa, Ethiopia.ORCID http://orcid.org/0000-0002-6067-4432
P C Nalivata *Lilongwe University of Agriculture and Natural Resources (LUANAR), Lilongwe, Malawi.
T AmedeInternational Crop Research Institute for the Semi-Arid Tropics (ICRISAT), Addis Ababa, Ethiopia.
E L AnderCentre for Environmental Geochemistry, British Geological Survey, Keyworth, UK.ORCID http://orcid.org/0000-0003-3901-1949
E H BaileySchool of Biosciences, University of Nottingham, Sutton Bonington, UK.ORCID http://orcid.org/0000-0002-5266-3792
L BotomanLilongwe University of Agriculture and Natural Resources (LUANAR), Lilongwe, Malawi.ORCID http://orcid.org/0000-0003-1159-0598
C ChagumairaLilongwe University of Agriculture and Natural Resources (LUANAR), Lilongwe, Malawi.ORCID http://orcid.org/0000-0003-0590-0350
S GamedaInternational Maize and Wheat Improvement Center (CIMMYT), Addis Ababa, Ethiopia.ORCID http://orcid.org/0000-0003-1761-6373
S M HaefeleSustainable Agriculture Sciences Department, Rothamsted Research, Harpenden, UK.ORCID http://orcid.org/0000-0003-0389-8373
K HailuCentre for Food Science and Nutrition, Addis Ababa University, Addis Ababa, Ethiopia.
E J M JoyFaculty of Epidemiology and Population Health, London School of Hygiene & Tropical Medicine, London, UK.
A A KalimbiraLilongwe University of Agriculture and Natural Resources (LUANAR), Lilongwe, Malawi.
D B KumssaSchool of Biosciences, University of Nottingham, Sutton Bonington, UK.
R M LarkSchool of Biosciences, University of Nottingham, Sutton Bonington, UK.ORCID http://orcid.org/0000-0003-2571-8521
I S LigoweLilongwe University of Agriculture and Natural Resources (LUANAR), Lilongwe, Malawi.
S P McGrathSustainable Agriculture Sciences Department, Rothamsted Research, Harpenden, UK.ORCID http://orcid.org/0000-0003-0952-8947
A E MilneSustainable Agriculture Sciences Department, Rothamsted Research, Harpenden, UK.ORCID http://orcid.org/0000-0002-4509-0578
A W MossaSchool of Biosciences, University of Nottingham, Sutton Bonington, UK.
M MunthaliThe Department of Agricultural Research Services, Lilongwe, Malawi.
E K TowettWorld Agroforestry (ICRAF), Nairobi, Kenya.
M G WalshAfrica Soil Information Service, Selian Agricultural Research Institute, Arusha, Tanzania.
L WilsonSchool of Biosciences, University of Nottingham, Sutton Bonington, UK.
S D YoungSchool of Biosciences, University of Nottingham, Sutton Bonington, UK.
M R BroadleySchool of Biosciences, University of Nottingham, Sutton Bonington, UK. martin.broadley@nottingham.ac.uk.ORCID http://orcid.org/0000-0003-3964-7226
University of Nottingham · GBLilongwe University of Agriculture and Natural Resources · MWRothamsted Research · GBAddis Ababa Science and Technology University · ETAddis Ababa University · ETBritish Geological Survey · GBInternational Maize and Wheat Improvement Center · ETLondon School of Hygiene & Tropical Medicine · GBWorld Agroforestry Centre · KE

Funding

Biotechnology and Biological Sciences Research Council BBS/E/C/000I0320Biotechnology and Biological Sciences Research Council BBS/E/C/000I0330
6 · The paper itself

Abstract

Micronutrient deficiencies (MNDs) remain widespread among people in sub-Saharan Africa

Indexed as

Nutritive ValueAgricultureCalciumDietEdible GrainEthiopiaHumansIronMalawiMicronutrientsNutrientsSeleniumSurveys and QuestionnairesTriticumZincCalciumIronMicronutrientsNutrientsSeleniumZinc

Identifiers

PMID34012114
PMCPMC8172382
OpenAlexW3160699921

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.