Evidence map›Paper›PMID 35170739›Full record

Trial reportThe Journal of nutrition2022

A Poultry Value Chain Intervention Promoting Diversified Diets Has Limited Impact on Maternal and Child Diet Adequacy during the Lean Season in a Cluster Randomized Controlled Trial.

Elodie Becquey, Loty Diop, Josue Awonon, Ampa D Diatta, Rasmane Ganaba, Abdoulaye Pedehombga, Aulo Gelli

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in The Journal of nutrition, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
–field-weighted citation impact
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

9 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Elodie BecqueyInternational Food Policy Research Institute (IFPRI), Washington, DC, USA.ORCID 0000-0002-8748-7637
Loty DiopInternational Food Policy Research Institute (IFPRI), Washington, DC, USA.ORCID 0000-0002-3131-9108
Josue AwononInternational Food Policy Research Institute (IFPRI), Washington, DC, USA.
Ampa D DiattaInternational Food Policy Research Institute (IFPRI), Washington, DC, USA.
Rasmane GanabaAFRICSante, Bobo-Dioulasso, Burkina Faso.
Abdoulaye PedehombgaAFRICSante, Bobo-Dioulasso, Burkina Faso.
Aulo GelliInternational Food Policy Research Institute (IFPRI), Washington, DC, USA.ORCID 0000-0003-4977-2549

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSoutenir l'Exploitation Familiale pour Lancer l'Élevage des Volailles et Valoriser l'Économie Rurale (SELEVER) is a nutrition- and gender-sensitive poultry value chain project designed and implemented by international nongovernmental organization Tanager, which consists of poultry market facilitation and behavior change activities aiming at increasing poultry production and improving diets without free inputs transfer.

objectivesThe study aimed at assessing the impact of SELEVER on diets of women and children during the lean season.

methodsWithin a cluster randomized controlled trial, 45 communes were assigned to 1 of 3 arms, including 1) SELEVER interventions, 2) SELEVER with an intensive hygiene and sanitation component (SELEVER + WASH), and 3) a control group without intervention. Two rounds of survey were conducted 2 y apart during the lean season. Primary dietary outcomes were the probability of adequacy (PA) of iron, zinc, and vitamin A intakes; mean PA of 11 micronutrients and individual dietary diversity score collected through quantitative 24-h recall in longitudinal samples of women and index children (2-4 y old) in 1054 households; and minimum acceptable diet in the repeated cross-sectional sample of their younger sibling aged 6-23 mo. Impacts were assessed by intention-to-treat ANCOVA.

resultsRelative to control, SELEVER interventions (groups 1 + 2) increased the PA of iron intakes in women by 1.8 percentage points (pp) (P = 0.030). We found no further impact on primary outcomes, although egg consumption increased in index children (+0.73 pp, P = 0.010; +0.69 kcal/d, P = 0.036). Across the 3 groups, we observed negative effects of SELEVER on the PA of zinc intakes in women relative to SELEVER + WASH (-4.1 pp, P = 0.038) and on a variety of secondary dietary outcomes relative to both other groups. The study was registered on the ISCRCTN registry (ISRCTN16686478).

conclusionsInformation-only-based value chain interventions may not have meaningful positive effects on diets of women and children in the lean season in settings with largely inadequate diets. We found suggestive evidence that synergies between intervention components may have introduced heterogeneity in effects on diet.

Indexed as

DietPoultryAnimalsChildCross-Sectional StudiesFemaleHumansIronMicronutrientsSeasonsZincIronMicronutrientsZincbehavior change communicationcluster randomized controlled trialdietary diversitymicronutrient intakenutrition-sensitive poultry value chain

Identifiers

PMID35170739
PMCPMC9071289

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Registered trials

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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.