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: ǰ ˷ ó ù, 4~6 |
4~6 Ĵܿ ҷ ˷ ǰ ߰ϴ ε ǰ ˷ 濡 ū ȴ. ǰ ˷ 5~7% Ÿ ȯ, κ Ƶ ξ .
ǰ ˷ ̳ Ư ǰ Ǹ, 鿪谡 Ĺ Ϻθ (˷) ν 鿪 Ͼ ȯ̴. Ǻ ̳ ε巯, ݵdz, ˷ ü ȣ 鿪(Ƴʶý) Ÿ, ɰ ̸ ִ. ǰǾǰó ü α 3.8~5.1% ǰ ˷⸦ ִ ϰ ִ.
˷ ǰ, Ʊ ϴ ſ θ ̻ ˷ , ˷ 豺 з ˷ ǰ ִ ʰ ϵ ߴ. ̰ ϸ鼭 鿪 ý ߴ ˷ ǰ ֱ ̾. ̿ 2000 ̱ Ҿưȸ(American Academy of Pediatrics, AAP) ' 1, ް 2, ߰, 3 ĺ ̴ ' ǰߴ. ̷ ū ȭ . , 2008 ̱ Ҿưȸ "˷ ˷ ǰ 븦 ߴ ٰŰ " ǥϸ ߴ. 2013 ȣ Ʈϸ б(University of Western Australia) ȸ(Debra Palmer) Ʊ ް ϸ ް ˷Ⱑ Ȯ ٴ ǥϴ ̸ Ʊ ˷ ǰ ϴ ˷ ҽų ִٴ 鼭 ٸ õƴ. 2015 ŷ Į (King's College London, KCL) ⵥ ũ(Gideon Lack) Ҿ ˷ м 'ױ۷ (The New England Journal of Medicine)' ˷ 豺 ƶ Ĵܿ ˷ ǰ ߰ϸ ǰ ˷⸦ ȿ ִٴ ǥߴ. 4~11 ˷ 豺 640 ܿ 3ȸ ̻ 24g Ǵ ҷ Կ, ٸ ܿ ʾҴ. ڵ 5 Ǿ ˷ ˻縦 ǽ , ʾҴ ˷ (17.2%) ؼ (3.2%) 5 ̻ ߰ߴ. ֱٿ ǥǾ. 2022 12 콺 б(University of Southampton) м '˷ ӻ鿪 (The Journal of Allergy and Clinical Immunology)' , 4~6 Ĵܿ ҷ ־ ̸ ˷ 77% ҽų ִٴ ǥߴ. ̷ ٰŷ 4~11 ˷ 豺 Ĵܿ Ե ߰ ǰϰ ִ. ް̳ ߰ ˷ ǰ 4~6 ̱ ǰѴ.
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