Boys are more likely to be undernourished than girls: a systematic review and meta-analysis of sex differences in undernutrition.
Susan ThurstansCharles OpondoAndrew J SealJonathan C K WellsTanya KharaCarmel DolanAndré BriendMark MyattMichel GarenneRebecca SearMarko KeracPublished in: BMJ global health (2021)
Our review indicates that undernutrition in children under 5 is more likely to affect boys than girls, though the magnitude of these differences varies and is more pronounced in some contexts than others. Future research should further explore reasons for these differences and implications for nutrition policy and practice.