撒哈拉以南非洲的公开采购学校供餐计划如何改善儿童和青少年的营养状况:一项混合方法系统评价。

How do publicly procured school meals programmes in sub-Saharan Africa improve nutritional outcomes for children and adolescents: a mixed-methods systematic review.

机构信息

UMR MoISA (Montpellier Interdisciplinary Centre on Sustainable Agri-Food Systems), University of Montpellier, CIRAD, CIHEAM-IAMM, INRAE, Institut Agro Montpellier, IRD, Montpellier34000, France.

School of Sport, Exercise and Health Sciences, Loughborough University, Loughborough, UK.

出版信息

Public Health Nutr. 2024 Oct 18;27(1):e213. doi: 10.1017/S1368980024001939.

Abstract

OBJECTIVE

This review aimed to (i) synthesise evidence of the impact of publicly procured school meals programmes on nutritional outcomes of children/adolescents (5-18 years) in sub-Saharan Africa and (ii) identify challenges and facilitators to implementing effective school meals programmes.

DESIGN

Mixed-methods systematic review ( 7 databases). Nutritional outcomes assessed were anthropometrics (underweight, stunting, wasting, overweight/obesity), micronutrient deficiencies, food consumed and food environment. Qualitative findings were coded using a nine-step school food system framework: and .

SETTING

Sub-Saharan Africa.

PARTICIPANTS

Children/adolescents (5-18 years), parents, school personnel and government officials.

RESULTS

Thirty-three studies (twenty-six qualitative, seven quantitative) from nine sub-Saharan African countries were included. Six studies found a positive impact of publicly procured school meals programmes on nutritional outcomes (wasting ( 1), stunting ( 3), underweight ( 1), vitamin A intake ( 1) and dietary diversity ( 1)). Fifty-three implementation challenges were identified, particularly during (e.g. training, payment), (e.g. meal quantity/quality/diversity, utensils) and (e.g. funding, monitoring, coordination). Implementation facilitators were identified ( 37) across (e.g. programme coordination), (e.g. food preferences, reduced stigma) and (e.g. engagement, positive perceptions). Included policy recommendations targeted , , and in nine, fifteen and twenty-five studies, respectively.

CONCLUSIONS

As many challenges remain, strengthening implementation (and therefore the nutritional impact) of school meals programmes in sub-Saharan Africa requires bold commitment and improved coordination at multiple levels of governance.

摘要

目的

本综述旨在:(i) 综合评估撒哈拉以南非洲地区公开采购学校供餐计划对儿童/青少年(5-18 岁)营养状况的影响;(ii) 确定实施有效学校供餐计划的挑战和促进因素。

设计

混合方法系统评价(7 个数据库)。评估的营养结果包括人体测量学指标(消瘦、发育迟缓、消瘦、超重/肥胖)、微量营养素缺乏、食物消耗和食物环境。定性结果使用九个步骤的学校食品系统框架进行编码:规划、采购、准备、供应、摄入、管理、监督、宣传和评估。

设置

撒哈拉以南非洲。

参与者

儿童/青少年(5-18 岁)、家长、学校人员和政府官员。

结果

来自九个撒哈拉以南非洲国家的 33 项研究(26 项定性研究,7 项定量研究)被纳入。六项研究发现公开采购学校供餐计划对营养结果有积极影响(消瘦(1)、发育迟缓(3)、消瘦(1)、维生素 A 摄入(1)和饮食多样性(1))。确定了 53 个实施挑战,特别是在规划(例如培训、付款)、采购(例如餐食数量/质量/多样性、餐具)和供应(例如餐食数量/质量/多样性、餐具)阶段。还确定了 37 个实施促进因素,涵盖规划(例如方案协调)、采购(例如食物偏好、减少污名化)和供应(例如参与、积极看法)等各个方面。纳入的政策建议分别针对规划、采购和供应三个方面,在九项、十五项和二十五项研究中有所涉及。

结论

鉴于仍然存在许多挑战,加强撒哈拉以南非洲地区学校供餐计划的实施(从而提高其营养影响)需要在多个治理层面做出大胆承诺和改进协调。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/b99f/11604325/c831838443ad/S1368980024001939_fig1.jpg

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