{ "release_id": "c7fb95f1d15a7d13", "id": "maternal:who-child-growth-standards", "owner": "maternal", "kind": "technology", "slug": "who-child-growth-standards", "name": "WHO Child Growth Standards", "aliases": [], "atlases": [ "maternal" ], "summary_plain": "The WHO growth charts for children from birth to 5 years. They show how healthy children grow when they are breastfed and raised in conditions that do not hold growth back. CDC advises US clinicians to use them for children younger than 24 months.", "summary_technical": "Percentile and z-score curves for boys and girls aged 0 to 60 months for weight-for-age, length/height-for-age, weight-for-length/height and body mass index-for-age, published in 2006 and built from the sample of a multicountry growth study. The WHO tool page presents the standards, documentation and training tools. Growth standards describe growth of healthy children under optimal conditions; the CDC growth charts are a growth reference, describing how certain children grew in a particular place and time (CDC 2010). This record is an addition to the plan's list so that the CDC recommendation has a technology to point at.", "editorial_state": "draft", "last_substantive_edit": "2026-10-15", "last_evidence_check": "2026-10-15", "next_review_due": null, "identifiers": [], "navigation": { "maternal": { "life-stage": [ "infant-follow-up" ], "care-area": [ "infant-health" ] } }, "payload": { "principle": "Reference curves of healthy children's growth, derived from healthy breastfed infants and young children raised in environments that do not constrain growth, against which a child's measurements are compared.", "strengths": [ "Built from an international sample of healthy breastfed infants (2006 paper abstract)", "The authors say the standards can be used to assess children everywhere, regardless of ethnicity, socio-economic status and type of feeding (authors' conclusion)" ], "limitations": [ "Describes growth under optimal conditions, which is not the same as how all children in a population grow", "CDC notes that fewer US children will be identified as underweight with the WHO charts than with the CDC charts", "Only abstracts and the WHO tool page were read; the charts and percentile values are not recorded here" ], "required_infrastructure": [ "A measured length or height and weight for the child, and a chart or software that applies the curves (the WHO tool page lists software and training materials)" ] }, "content_digest": "c3f1e34d30aed896d81be91d50c2e5a703bdd6de4fb64ec3b0a8df7b42e28adf", "review": { "content_digest": "c3f1e34d30aed896d81be91d50c2e5a703bdd6de4fb64ec3b0a8df7b42e28adf", "current": [], "conflicting": [], "stale": [], "inactive": [] }, "claims": [ { "release_id": "c7fb95f1d15a7d13", "id": "maternal:claim-cdc-2010-who-growth-charts", "owner": "maternal", "subject_entity_id": "maternal:who-child-growth-standards", "category": "recommendation", "statement": "In its 2010 recommendations for clinicians in the United States, CDC advised using the 2006 WHO international growth charts, rather than the CDC growth charts, for children younger than 24 months, and keeping the CDC growth charts for people aged 2 to 19 years. The advice rests partly on the recognition that breastfeeding is the recommended standard for infant feeding. CDC advised that, when the WHO charts are used to screen for possibly abnormal growth, the 2.3rd and 97.7th percentiles (or 2 standard deviations) be used rather than the 5th and 95th. CDC also noted that fewer US children will be identified as underweight with the WHO charts, that slower growth among breastfed infants at ages 3 to 18 months is normal, and that weight gain faster than the WHO charts indicate might signal early signs of overweight.", "context": { "id": "maternal:ctx-cdc-2010-us-children-under-24-months", "label": "Children younger than 24 months in the United States (CDC 2010 growth chart advice)", "recipient": "child", "population": "Children in the United States younger than 24 months, for whom CDC advised the 2006 WHO growth charts. The same advice keeps the CDC growth charts for people aged 2 to 19 years, who are outside this context.", "care_setting": "Clinical settings in the United States where clinicians assess growth (the abstract addresses clinicians).", "geography": "United States (CDC advice for US clinicians)", "life_stage_note": "Infants and toddlers, from birth to younger than 24 months", "life_stage_terms": { "maternal": [ "infant-follow-up" ] }, "gestational_age_min_days": null, "gestational_age_max_days": null, "gestational_age_basis": null, "postnatal_age_min_days": null, "postnatal_age_max_days": null, "gestational_age_status": null, "postnatal_age_status": null, "followup_description": "Not applicable (advice about which growth charts to use)", "eligibility": { "inclusion": [ "Children aged younger than 24 months" ], "exclusion": [ "People aged 2 to 19 years (CDC advises its own growth charts for them)" ] } }, "evidence_stage": "guidance", "certainty": "not_assessed", "certainty_method": null, "limitations": "Only the PubMed abstract of the MMWR report was read; the report itself was not (cdc.gov returns HTTP 403 to scripts, per the plan's host checks). PubMed links a published erratum (MMWR Recomm Rep. 2010 Sep 17;59(36):1184) that has no PubMed number and was not read, so the source is marked corrected; a published correction exists and whether it changes this claim is not known. The advice is from 2010 and is for clinicians in the United States; whether CDC has changed it since was not checked. The abstract says CDC based the advice on input from an expert panel convened in 2006 by CDC, the National Institutes of Health and the American Academy of Pediatrics.", "editorial_state": "draft", "checked_at": "2026-10-15", "next_review_due": null, "valid_from": null, "valid_to": null, "citations": [ { "evidence_role": "supports", "locator": "Abstract, sentence 6, fragment 1 of 2", "applicability_note": "PubMed abstract.", "snapshot": { "id": "maternal:pubmed-20829749-2026-10-15", "retrieved_at": "2026-10-15T13:48:53Z", "content_hash": "0a80e64e3f31ea2f2929545f783353427095c945b2d79f443d9ddeb790bfc1e7", "source_effective_date": null, "public_archive_url": null, "source_state": "corrected" }, "source": { "id": "maternal:pubmed-20829749", "source_type": "publication", "title": "Use of World Health Organization and CDC growth charts for children aged 0-59 months in the United States", "canonical_url": "https://pubmed.ncbi.nlm.nih.gov/20829749/", "identifiers": [ { "scheme": "pmid", "value": "20829749", "normalized_value": "20829749", "match": "exact", "version": null, "label": null, "from_source": false } ], "publication_date": "2010-09-10", "publisher": "MMWR. 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