{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,28]],"date-time":"2026-08-28T19:18:17Z","timestamp":1787944697799,"version":"build-2784847793"},"reference-count":47,"publisher":"MDPI AG","issue":"9","license":[{"start":{"date-parts":[[2026,8,28]],"date-time":"2026-08-28T00:00:00Z","timestamp":1787875200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Children"],"abstract":"<jats:p>Pediatric health research must translate evidence into decisions that affect children\u2019s development, safety, function, and long-term well-being. Scientific progress can still fail in two opposing ways: claims may exceed their evidentiary support, or research programs may remain productive while repeatedly refining an established signal without resolving decision-relevant uncertainty. These risks are amplified by developmental heterogeneity, ethical constraints, surrogate or short-term outcomes, long follow-up, and caregiver-mediated implementation. This concept paper formalizes these failures as Evidence Drift (ED) and Causal Maturation Drift (CMD). ED is a claim-level failure in which a finding moves into a stronger or different inferential domain without an adequate bridge. CMD is a trajectory-level failure in which research continues to accumulate within an established domain after a signal is sufficiently characterized, without proportionate progression toward temporal, causal, comparative, long-term, or implementation evidence. Inferential Fidelity is proposed as the governing principle linking claim calibration to purposeful uncertainty reduction. Applications are illustrated through early childhood caries microbiome research, vitamin D and childhood caries, silver diamine fluoride, pediatric biomarker and omics pipelines, and artificial intelligence prediction studies. Two preliminary eight-item appraisal frameworks are introduced: the Evidence Drift Assessment Scale (EDAS) for claims and the Causal Maturation Drift Assessment Scale (CMDAS) for literature trajectories. These formative frameworks prioritize item-level profiles; any standardized index is secondary and non-diagnostic. A phased validation program includes content validation, cognitive testing, multi-assessor reliability, hypothesis-based construct testing, bibliometric trajectory mapping, and evaluation of practical utility. The framework offers investigators, reviewers, funders, guideline panels, and policymakers a structured approach to determining whether conclusions remain within evidentiary boundaries and whether research activity reduces the uncertainties that matter most to children and families. Transferability beyond pediatric research requires empirical testing.<\/jats:p>","DOI":"10.3390\/children13091161","type":"journal-article","created":{"date-parts":[[2026,8,28]],"date-time":"2026-08-28T18:33:52Z","timestamp":1787942032000},"page":"1161","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Evidence Drift and Causal Maturation Drift in Pediatric Health Research: A Dual-Drift Framework and Preliminary Appraisal Instruments for Inferential Fidelity"],"prefix":"10.3390","volume":"13","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-0071-9141","authenticated-orcid":false,"given":"Ziad D.","family":"Baghdadi","sequence":"first","affiliation":[{"name":"Independent Researcher, Winnipeg, MB R3Y1P5, Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"1968","published-online":{"date-parts":[[2026,8,28]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"211","DOI":"10.1001\/jama.2007.26","article-title":"The meaning of translational research and why it matters","volume":"299","author":"Woolf","year":"2008","journal-title":"JAMA"},{"key":"ref_2","doi-asserted-by":"crossref","first-page":"665","DOI":"10.1097\/GIM.0b013e31815699d0","article-title":"The continuum of translation research in genomic medicine: How can we accelerate the appropriate integration of human genome discoveries into health care and disease prevention?","volume":"9","author":"Khoury","year":"2007","journal-title":"Genet. Med."},{"key":"ref_3","doi-asserted-by":"crossref","first-page":"510","DOI":"10.1258\/jrsm.2011.110180","article-title":"The answer is 17 years, what is the question: Understanding time lags in translational research","volume":"104","author":"Morris","year":"2011","journal-title":"J. R. Soc. Med."},{"key":"ref_4","doi-asserted-by":"crossref","first-page":"86","DOI":"10.1016\/S0140-6736(09)60329-9","article-title":"Avoidable waste in the production and reporting of research evidence","volume":"374","author":"Chalmers","year":"2009","journal-title":"Lancet"},{"key":"ref_5","doi-asserted-by":"crossref","first-page":"101","DOI":"10.1016\/S0140-6736(13)62329-6","article-title":"Biomedical research: Increasing value, reducing waste","volume":"383","author":"Macleod","year":"2014","journal-title":"Lancet"},{"key":"ref_6","doi-asserted-by":"crossref","first-page":"166","DOI":"10.1016\/S0140-6736(13)62227-8","article-title":"Increasing value and reducing waste in research design, conduct, and analysis","volume":"383","author":"Ioannidis","year":"2014","journal-title":"Lancet"},{"key":"ref_7","doi-asserted-by":"crossref","unstructured":"Ioannidis, J.P.A., Fanelli, D., Dunne, D.D., and Goodman, S.N. (2015). Meta-research: Evaluation and improvement of research methods and practices. PLoS Biol., 13.","DOI":"10.1371\/journal.pbio.1002264"},{"key":"ref_8","doi-asserted-by":"crossref","unstructured":"Ioannidis, J.P.A. (2016). Why most clinical research is not useful. PLoS Med., 13.","DOI":"10.1371\/journal.pmed.1002049"},{"key":"ref_9","doi-asserted-by":"crossref","first-page":"2058","DOI":"10.1001\/jama.2010.651","article-title":"Reporting and interpretation of randomized controlled trials with statistically nonsignificant results for primary outcomes","volume":"303","author":"Boutron","year":"2010","journal-title":"JAMA"},{"key":"ref_10","doi-asserted-by":"crossref","first-page":"56","DOI":"10.1016\/j.jclinepi.2016.01.020","article-title":"A new classification of spin in systematic reviews and meta-analyses was developed and ranked according to the severity","volume":"75","author":"Yavchitz","year":"2016","journal-title":"J. Clin. Epidemiol."},{"key":"ref_11","doi-asserted-by":"crossref","first-page":"605","DOI":"10.7326\/0003-4819-125-7-199610010-00011","article-title":"Surrogate end points in clinical trials: Are we being misled?","volume":"125","author":"Fleming","year":"1996","journal-title":"Ann. Intern. Med."},{"key":"ref_12","doi-asserted-by":"crossref","unstructured":"Baghdadi, Z.D. (2026). Evidence Drift in Early Childhood Caries Research: A Conceptual Six-Domain Causal-Translation Framework. Children, 13.","DOI":"10.3390\/children13081053"},{"key":"ref_13","doi-asserted-by":"crossref","first-page":"S144","DOI":"10.2105\/AJPH.2004.059204","article-title":"Causation and causal inference in epidemiology","volume":"95","author":"Rothman","year":"2005","journal-title":"Am. J. Public Health"},{"key":"ref_14","unstructured":"Hern\u00e1n, M.A., and Robins, J.M. (2020). Causal Inference: What If, Chapman & Hall\/CRC."},{"key":"ref_15","doi-asserted-by":"crossref","unstructured":"Pearl, J. (2009). Causality: Models, Reasoning, and Inference, Cambridge University Press. [2nd ed.].","DOI":"10.1017\/CBO9780511803161"},{"key":"ref_16","first-page":"1866","article-title":"Triangulation in aetiological epidemiology","volume":"45","author":"Lawlor","year":"2016","journal-title":"Int. J. Epidemiol."},{"key":"ref_17","doi-asserted-by":"crossref","first-page":"399","DOI":"10.1038\/d41586-018-01023-3","article-title":"Robust research needs many lines of evidence","volume":"553","year":"2018","journal-title":"Nature"},{"key":"ref_18","doi-asserted-by":"crossref","first-page":"1378","DOI":"10.1177\/0022034517718819","article-title":"Microbiome associated with severe caries in Canadian First Nations children","volume":"96","author":"Agnello","year":"2017","journal-title":"J. Dent. Res."},{"key":"ref_19","doi-asserted-by":"crossref","first-page":"1298","DOI":"10.1177\/0022034511421201","article-title":"Microbiota of severe early childhood caries before and after therapy","volume":"90","author":"Tanner","year":"2011","journal-title":"J. Dent. Res."},{"key":"ref_20","first-page":"169","article-title":"The association between exclusive breastfeeding, bottle-feeding, and oral Rothia on early childhood caries","volume":"48","author":"Szeto","year":"2026","journal-title":"Pediatr. Dent."},{"key":"ref_21","first-page":"114","article-title":"Determinants of early childhood caries in a rural Manitoba community: A pilot study","volume":"27","author":"Schroth","year":"2005","journal-title":"Pediatr. Dent."},{"key":"ref_22","first-page":"387","article-title":"Determining the prevalence and risk factors for early childhood caries in a community dental health clinic","volume":"29","author":"Schroth","year":"2007","journal-title":"Pediatr. Dent."},{"key":"ref_23","first-page":"41","article-title":"Association of nutritional status and oral Veillonella with caries status in preschool children in Manitoba","volume":"47","author":"Lee","year":"2025","journal-title":"Pediatr. Dent."},{"key":"ref_24","doi-asserted-by":"crossref","first-page":"116245","DOI":"10.1016\/j.celrep.2025.116245","article-title":"Integrative analysis of taste genetics and the dental plaque microbiome in early childhood caries","volume":"44","author":"Khan","year":"2025","journal-title":"Cell Rep."},{"key":"ref_25","doi-asserted-by":"crossref","first-page":"1468","DOI":"10.1177\/0022034518790941","article-title":"Association between Oral Candida and Bacteriome in Children with Severe ECC","volume":"97","author":"Xiao","year":"2018","journal-title":"J. Dent. Res."},{"key":"ref_26","doi-asserted-by":"crossref","unstructured":"Xu, H., Tian, J., Hao, W., Zhang, Q., Zhou, Q., Shi, W., Qin, M., He, X., and Chen, F. (2018). Oral Microbiome Shifts from Caries-Free to Caries-Affected Status in 3-Year-Old Chinese Children: A Longitudinal Study. Front. Microbiol., 9.","DOI":"10.3389\/fmicb.2018.02009"},{"key":"ref_27","doi-asserted-by":"crossref","unstructured":"Lif Holgerson, P., \u00d6hman, C., R\u00f6nnlund, A., and Johansson, I. (2015). Maturation of oral microbiota in children with or without dental caries. PLoS ONE, 10.","DOI":"10.1371\/journal.pone.0128534"},{"key":"ref_28","doi-asserted-by":"crossref","unstructured":"Dudding, T., Thomas, S.J., Duncan, K., Lawlor, D.A., and Timpson, N.J. (2015). Re-examining the association between vitamin D and childhood caries: A Mendelian randomization study. PLoS ONE, 10.","DOI":"10.1371\/journal.pone.0143769"},{"key":"ref_29","doi-asserted-by":"crossref","first-page":"281","DOI":"10.12688\/wellcomeopenres.16369.2","article-title":"Examining the causal association between 25-hydroxyvitamin D and caries in children and adults: A two-sample Mendelian randomization approach","volume":"5","author":"Dodhia","year":"2021","journal-title":"Wellcome Open Res."},{"key":"ref_30","doi-asserted-by":"crossref","first-page":"385","DOI":"10.1159\/000528536","article-title":"Effects of a 2-year early childhood vitamin D3 intervention on tooth enamel and oral health at age 6\u20137 years","volume":"96","author":"Arponen","year":"2023","journal-title":"Horm. Res. Paediatr."},{"key":"ref_31","first-page":"CD012718","article-title":"Topical silver diamine fluoride (SDF) for preventing and managing dental caries in children and adults","volume":"11","author":"Worthington","year":"2024","journal-title":"Cochrane Database Syst. Rev."},{"key":"ref_32","first-page":"E135","article-title":"Use of silver diamine fluoride for dental caries management in children and adolescents, including those with special health care needs","volume":"39","author":"Crystal","year":"2017","journal-title":"Pediatr. Dent."},{"key":"ref_33","doi-asserted-by":"crossref","unstructured":"Baghdadi, Z.D. (2026). Equity or two-tier care? Guardrails for silver diamine fluoride and delegated early childhood caries pathways. Children, 13.","DOI":"10.3390\/children13030386"},{"key":"ref_34","doi-asserted-by":"crossref","first-page":"156","DOI":"10.1038\/469156a","article-title":"Bring on the biomarkers","volume":"469","author":"Poste","year":"2011","journal-title":"Nature"},{"key":"ref_35","doi-asserted-by":"crossref","first-page":"963","DOI":"10.1373\/clinchem.2016.254649","article-title":"Waste, leaks, and failures in the biomarker pipeline","volume":"63","author":"Ioannidis","year":"2017","journal-title":"Clin. Chem."},{"key":"ref_36","doi-asserted-by":"crossref","first-page":"83","DOI":"10.21037\/cdt-22-386","article-title":"Insights and perspectives into clinical biomarker discovery in pediatric heart failure and congenital heart disease\u2014A narrative review","volume":"13","author":"Liem","year":"2023","journal-title":"Cardiovasc. Diagn. Ther."},{"key":"ref_37","doi-asserted-by":"crossref","first-page":"m689","DOI":"10.1136\/bmj.m689","article-title":"Artificial intelligence versus clinicians: Systematic review of design, reporting standards, and claims of deep learning studies","volume":"368","author":"Nagendran","year":"2020","journal-title":"BMJ"},{"key":"ref_38","doi-asserted-by":"crossref","first-page":"e070904","DOI":"10.1136\/bmj-2022-070904","article-title":"Reporting guideline for the early-stage clinical evaluation of decision support systems driven by artificial intelligence: DECIDE-AI","volume":"377","author":"Vasey","year":"2022","journal-title":"BMJ"},{"key":"ref_39","doi-asserted-by":"crossref","first-page":"477","DOI":"10.1055\/a-2521-1508","article-title":"Pediatric predictive artificial intelligence implemented in clinical practice from 2010 to 2021: A systematic review","volume":"16","author":"Kandaswamy","year":"2025","journal-title":"Appl. Clin. Inform."},{"key":"ref_40","doi-asserted-by":"crossref","first-page":"248","DOI":"10.1056\/NEJM199207233270406","article-title":"Cumulative meta-analysis of therapeutic trials for myocardial infarction","volume":"327","author":"Lau","year":"1992","journal-title":"N. Engl. J. Med."},{"key":"ref_41","doi-asserted-by":"crossref","first-page":"187","DOI":"10.1177\/014107680710011415","article-title":"Reports of clinical trials should begin and end with up-to-date systematic reviews of other relevant evidence: A status report","volume":"100","author":"Clarke","year":"2007","journal-title":"J. R. Soc. Med."},{"key":"ref_42","doi-asserted-by":"crossref","first-page":"1322","DOI":"10.2105\/AJPH.89.9.1322","article-title":"Evaluating the public health impact of health promotion interventions: The RE-AIM framework","volume":"89","author":"Glasgow","year":"1999","journal-title":"Am. J. Public Health"},{"key":"ref_43","doi-asserted-by":"crossref","first-page":"50","DOI":"10.1186\/1748-5908-4-50","article-title":"Fostering implementation of health services research findings into practice: A consolidated framework for advancing implementation science","volume":"4","author":"Damschroder","year":"2009","journal-title":"Implement. Sci."},{"key":"ref_44","doi-asserted-by":"crossref","unstructured":"Boateng, G.O., Neilands, T.B., Frongillo, E.A., Melgar-Qui\u00f1onez, H.R., and Young, S.L. (2018). Best practices for developing and validating scales for health, social, and behavioral research: A primer. Front. Public Health, 6.","DOI":"10.3389\/fpubh.2018.00149"},{"key":"ref_45","doi-asserted-by":"crossref","first-page":"539","DOI":"10.1007\/s11136-010-9606-8","article-title":"The COSMIN checklist for assessing the methodological quality of studies on measurement properties of health-status measurement instruments: An international Delphi study","volume":"19","author":"Mokkink","year":"2010","journal-title":"Qual. Life Res."},{"key":"ref_46","doi-asserted-by":"crossref","first-page":"924","DOI":"10.1136\/bmj.39489.470347.AD","article-title":"GRADE: An Emerging Consensus on Rating Quality of Evidence and Strength of Recommendations","volume":"336","author":"Guyatt","year":"2008","journal-title":"BMJ"},{"key":"ref_47","doi-asserted-by":"crossref","first-page":"139","DOI":"10.1016\/j.jval.2020.01.001","article-title":"Value of Information Analysis for Research Decisions\u2014An Introduction: Report 1 of the ISPOR Value of Information Analysis Emerging Good Practices Task Force","volume":"23","author":"Fenwick","year":"2020","journal-title":"Value Health"}],"container-title":["Children"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.mdpi.com\/2227-9067\/13\/9\/1161\/pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,8,28]],"date-time":"2026-08-28T18:53:47Z","timestamp":1787943227000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.mdpi.com\/2227-9067\/13\/9\/1161"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,8,28]]},"references-count":47,"journal-issue":{"issue":"9","published-online":{"date-parts":[[2026,9]]}},"alternative-id":["children13091161"],"URL":"https:\/\/doi.org\/10.3390\/children13091161","relation":{},"ISSN":["2227-9067"],"issn-type":[{"value":"2227-9067","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,8,28]]}}}