Bias in nutrition-health associations is not eliminated by excluding extreme reporters in empirical or simulation studies.
Elife.
2023 Apr 5;12. doi: 10.7554/eLife.83616. PubMed PMID:
37017635; PubMed Central PMCID:
PMC10076015.
The effect of a pharmaceutical ghrelin agonist on lifespan in C57BL/6J male mice: A controlled experiment.
Aging Cell.
2023 Apr;22(4):e13787. doi: 10.1111/acel.13787. Epub 2023 Feb 3. PubMed PMID:
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PMC10086516.
Comment on Qiu et al. Effect of Protein-Rich Breakfast on Subsequent Energy Intake and Subjective Appetite in Children and Adolescents: Systematic Review and Meta-Analysis of Randomized Controlled Trials. Nutrients 2021, 13, 2840.
Nutrients.
2023 Mar 29;15(7). doi: 10.3390/nu15071653. PubMed PMID:
37049496; PubMed Central PMCID:
PMC10096717.
RNA virus-mediated changes in organismal oxygen consumption rate in young and old Drosophila melanogaster males.
Aging (Albany NY).
2023 Mar 22;15(6):1748-1767. doi: 10.18632/aging.204593. Epub 2023 Mar 22. PubMed PMID:
36947702; PubMed Central PMCID:
PMC10085608.
Determination of sex differences requires formal test for differences: Comment on "lipoprotein-subclass particle numbers in children with abdominal obesity".
Pediatr Int.
2023 Jan;65(1):e15489. doi: 10.1111/ped.15489. PubMed PMID:
36722143; PubMed Central PMCID:
PMC10033381.
Machine learning modeling practices to support the principles of AI and ethics in nutrition research.
Nutr Diabetes.
2022 Dec 2;12(1):48. doi: 10.1038/s41387-022-00226-y. PubMed PMID:
36456550; PubMed Central PMCID:
PMC9715415.
From Model Organisms to Humans, the Opportunity for More Rigor in Methodologic and Statistical Analysis, Design, and Interpretation of Aging and Senescence Research.
J Gerontol A Biol Sci Med Sci.
2022 Nov 21;77(11):2155-2164. doi: 10.1093/gerona/glab382. Review. PubMed PMID:
34950945; PubMed Central PMCID:
PMC9678201.
Re-analysis of data from a cluster RCT entitled "health literacy and exercise-focused interventions on clinical measurements in Chinese diabetes patients".
EClinicalMedicine.
2022 Nov;53:101686. doi: 10.1016/j.eclinm.2022.101686. eCollection 2022 Nov. PubMed PMID:
36238693; PubMed Central PMCID:
PMC9551113.
Accounting for the clustering and nesting effects verifies most conclusions. Corrected analysis of: "Randomized nutrient bar supplementation improves exercise-associated changes in plasma metabolome in adolescents and adult family members at cardiometabolic risk".
PLoS One.
2022;17(10):e0275242. doi: 10.1371/journal.pone.0275242. eCollection 2022. PubMed PMID:
36301862; PubMed Central PMCID:
PMC9612448.
Mixed Random and Nonrandom Allocation, and Group Randomization Have Been Mislabeled and Misanalysed, Necessitating Reanalysis. Comment on Conner et al. KiwiC for Vitality: Results of a Randomized Placebo-Controlled Trial Testing the Effects of Kiwifruit or Vitamin C Tablets on Vitality in Adults with Low Vitamin C Levels. Nutrients 2020, 12, 2898.
Nutrients.
2022 Sep 30;14(19). doi: 10.3390/nu14194062. PubMed PMID:
36235715; PubMed Central PMCID:
PMC9570894.
Re-Analysis and Additional Information Needed to Inform Conclusions. Comment on Halenova et al. Deuterium-Depleted Water as Adjuvant Therapeutic Agent for Treatment of Diet-Induced Obesity in Rats. Molecules 2020, 25, 23.
Molecules.
2022 Aug 15;27(16). doi: 10.3390/molecules27165186. PubMed PMID:
36014426; PubMed Central PMCID:
PMC9414091.
Intraclass correlation coefficients for weight loss cluster randomized trials in primary care: The PROPEL trial.
Clin Obes.
2022 Aug;12(4):e12524. doi: 10.1111/cob.12524. Epub 2022 Apr 12. PubMed PMID:
35412010; PubMed Central PMCID:
PMC9283264.
Valuing the Diversity of Research Methods to Advance Nutrition Science.
Adv Nutr.
2022 Aug 1;13(4):1324-1393. doi: 10.1093/advances/nmac043. PubMed PMID:
35802522; PubMed Central PMCID:
PMC9340992.
Use of Pre-Post Treatment Values in Place of Between Group Comparisons Invalidates Meta-Analysis Findings. Commentary: Can Millet Consumption Help Manage Hyperlipidemia and Obesity?: A Systematic Review and Meta-Analysis.
Front Nutr.
2022;9:921352. doi: 10.3389/fnut.2022.921352. eCollection 2022. PubMed PMID:
35938111; PubMed Central PMCID:
PMC9355156.
Evaluation of the type I error rate when using parametric bootstrap analysis of a cluster randomized controlled trial with binary outcomes and a small number of clusters.
Comput Methods Programs Biomed.
2022 Mar;215:106654. doi: 10.1016/j.cmpb.2022.106654. Epub 2022 Jan 21. PubMed PMID:
35093646; PubMed Central PMCID:
PMC8847311.
A practical decision tree to support editorial adjudication of submitted parallel cluster randomized controlled trials.
Obesity (Silver Spring).
2022 Mar;30(3):565-570. doi: 10.1002/oby.23373. PubMed PMID:
35195364; PubMed Central PMCID:
PMC9203170.
Traffic Light Diets for Childhood Obesity: Disambiguation of Terms and Critical Review of Application, Food Categorization, and Strength of Evidence.
Curr Dev Nutr.
2022 Mar;6(3):nzac006. doi: 10.1093/cdn/nzac006. eCollection 2022 Mar. Review. PubMed PMID:
35317412; PubMed Central PMCID:
PMC8929981.
Errors in Analyses and Undisclosed Methods Render Meta-Analysis Irreproducible: A Second Comment on "Effects of Flaxseed Interventions on Circulating Inflammatory Biomarkers: A Systematic Review and Meta-Analysis of Randomized Controlled Trials".
Adv Nutr.
2022 Feb 1;13(1):352-354. doi: 10.1093/advances/nmab146. PubMed PMID:
35100618; PubMed Central PMCID:
PMC8803486.
Errors in the implementation, analysis, and reporting of randomization within obesity and nutrition research: a guide to their avoidance.
Int J Obes (Lond).
2021 Nov;45(11):2335-2346. doi: 10.1038/s41366-021-00909-z. Epub 2021 Jul 29. Review. PubMed PMID:
34326476; PubMed Central PMCID:
PMC8528702.
Toward more rigorous and informative nutritional epidemiology: The rational space between dismissal and defense of the status quo.
Crit Rev Food Sci Nutr.
2021 Oct 22;:1-18. doi: 10.1080/10408398.2021.1985427. [Epub ahead of print] PubMed PMID:
34678079; PubMed Central PMCID:
PMC9023609.
University of Alabama at Birmingham Nathan Shock Center: comparative energetics of aging.
Geroscience.
2021 Oct;43(5):2149-2160. doi: 10.1007/s11357-021-00414-1. Epub 2021 Jul 25. Review. PubMed PMID:
34304389; PubMed Central PMCID:
PMC8599596.
Spin in the abstracts of systematic reviews and meta-analyses: How big is the problem in obesity?.
Obesity (Silver Spring).
2021 Aug;29(8):1244-1245. doi: 10.1002/oby.23230. PubMed PMID:
34314109; PubMed Central PMCID:
PMC8765550.
Evidence of misuse of nonparametric tests in the presence of heteroscedasticity within obesity research.
F1000Res.
2021;10:391. doi: 10.12688/f1000research.52693.1. eCollection 2021. Review. PubMed PMID:
35136571; PubMed Central PMCID:
PMC8792877.
Calculation and data errors require correcting. Comment on "The effect of green coffee extract supplementation on anthropometric measures in adults: A comprehensive systematic review and dose-response meta-analysis of randomized clinical trials".
Complement Ther Med.
2021 May;58:102685. doi: 10.1016/j.ctim.2021.102685. Epub 2021 Feb 16. PubMed PMID:
33607214; PubMed Central PMCID:
PMC8202092.
Persistent confusion in nutrition and obesity research about the validity of classic nonparametric tests in the presence of heteroscedasticity: evidence of the problem and valid alternatives.
Am J Clin Nutr.
2021 Mar 11;113(3):517-524. doi: 10.1093/ajcn/nqaa357. PubMed PMID:
33515017; PubMed Central PMCID:
PMC7948897.
Double-counting of effect sizes and inappropriate exclusion of studies in "The influence of vitamin D supplementation on IGF-1 levels in humans: A systematic review and meta-analysis".
Ageing Res Rev.
2021 Mar;66:101236. doi: 10.1016/j.arr.2020.101236. Epub 2020 Dec 15. PubMed PMID:
33338606; PubMed Central PMCID:
PMC8817673.
Science dialogue mapping of knowledge and knowledge gaps related to the effects of dairy intake on human cardiovascular health and disease.
Crit Rev Food Sci Nutr.
2021;61(2):179-195. doi: 10.1080/10408398.2020.1722941. Epub 2020 Feb 19. PubMed PMID:
32072820; PubMed Central PMCID:
PMC7434715.
Contrary to the Conclusions Stated in the Paper, Only Dry Fat-Free Mass Was Different between Groups upon Reanalysis. Comment on: "Intermittent Energy Restriction Attenuates the Loss of Fat-Free Mass in Resistance Trained Individuals. A Randomized Controlled Trial".
J Funct Morphol Kinesiol.
2020 Nov 20;5(4). doi: 10.3390/jfmk5040085. PubMed PMID:
33467300; PubMed Central PMCID:
PMC7739336.
Improving open and rigorous science: ten key future research opportunities related to rigor, reproducibility, and transparency in scientific research.
F1000Res.
2020;9:1235. doi: 10.12688/f1000research.26594.1. eCollection 2020. PubMed PMID:
33628434; PubMed Central PMCID:
PMC7898357.
Overstated Claims of Efficacy and Safety. Comment On: "Optimal Nutritional Status for a Well-Functioning Immune System Is an Important Factor to Protect Against Viral Infections". Nutrients 2020, 12, 1181.
Nutrients.
2020 Sep 3;12(9). doi: 10.3390/nu12092690. PubMed PMID:
32899222; PubMed Central PMCID:
PMC7551966.
Incorrect design and analysis render conclusion unsubstantiated: comment on "A digital movement in the world of inactive children: favourable outcomes of playing active video games in a pilot randomized trial".
Eur J Pediatr.
2020 Sep;179(9):1487-1488. doi: 10.1007/s00431-020-03590-y. Epub 2020 Feb 20. PubMed PMID:
32078037; PubMed Central PMCID:
PMC7415517.
Within-group comparisons led to unsubstantiated conclusions in "Low-phytate wholegrain bread instead of high-phytate wholegrain bread in a total diet context did not improve iron status of healthy Swedish females: a 12-week, randomized, parallel-design intervention Study".
Eur J Nutr.
2020 Sep;59(6):2813-2814. doi: 10.1007/s00394-020-02287-0. PubMed PMID:
32661682; PubMed Central PMCID:
PMC7415596.
Comparisons of Within-Group Instead of Between-Group Affect the Conclusions. Comment on: "Changes in Weight and Substrate Oxidation in Overweight Adults Following Isomaltulose Intake during a 12-Week Weight Loss Intervention: A Randomized, Double-Blind, Controlled Trial". Nutrients 2019, 11(10), 2367.
Nutrients.
2020 Aug 5;12(8). doi: 10.3390/nu12082335. PubMed PMID:
32764219; PubMed Central PMCID:
PMC7468752.
Errors or Irreproducibility in Effect Size Calculations and Incomplete Reporting of Results in "Systematic Review of the Effects of Blueberry on Cognitive Performance as We Age".
J Gerontol A Biol Sci Med Sci.
2020 Jul 13;75(8):e24-e26. doi: 10.1093/gerona/glaa041. PubMed PMID:
32090247; PubMed Central PMCID:
PMC7357584.
Murine genetic models of obesity: type I error rates and the power of commonly used analyses as assessed by plasmode-based simulation.
Int J Obes (Lond).
2020 Jun;44(6):1440-1449. doi: 10.1038/s41366-020-0554-2. Epub 2020 Feb 25. PubMed PMID:
32099106; PubMed Central PMCID:
PMC7261642.
Incorrect Analyses of Cluster-Randomized Trials that Do Not Take Clustering and Nesting into Account Likely Lead to p-Values that Are Too Small.
Child Obes.
2020 Mar;16(2):65-66. doi: 10.1089/chi.2019.0142. PubMed PMID:
32078372; PubMed Central PMCID:
PMC7047086.
Questions on 'Intervention effects of a kindergarten-based health promotion programme on obesity related behavioural outcomes and BMI percentiles'.
Prev Med Rep.
2020 Mar;17:101022. doi: 10.1016/j.pmedr.2019.101022. eCollection 2020 Mar. PubMed PMID:
32154090; PubMed Central PMCID:
PMC7058642.
Eating versus skipping breakfast has no discernible effect on obesity-related anthropometric outcomes: a systematic review and meta-analysis.
F1000Res.
2020;9:140. doi: 10.12688/f1000research.22424.3. eCollection 2020. PubMed PMID:
35340783; PubMed Central PMCID:
PMC8924556.3.
Data anomalies and apparent reporting errors in 'Randomized controlled trial testing weight loss and abdominal obesity outcomes of moxibustion'.
Biomed Eng Online.
2020 Feb 18;19(1):11. doi: 10.1186/s12938-020-0753-z. PubMed PMID:
32070356; PubMed Central PMCID:
PMC7029490.
Dropout rates of in-person psychosocial substance use disorder treatments: a systematic review and meta-analysis.
Addiction.
2020 Feb;115(2):201-217. doi: 10.1111/add.14793. Epub 2019 Nov 6. PubMed PMID:
31454123.
Toward fulfilling the aspirational goal of science as self-correcting: A call for editorial courage and diligence for error correction.
Eur J Clin Invest.
2020 Feb;50(2):e13190. doi: 10.1111/eci.13190. Epub 2020 Jan 18. PubMed PMID:
31788792; PubMed Central PMCID:
PMC7422661.
Exceptional Reported Effects and Data Anomalies Merit Explanation from "A randomized controlled trial of coordination exercise on cognitive function in obese adolescents" by.
Psychol Sport Exerc.
2020 Jan;46. doi: 10.1016/j.psychsport.2019.101604. Epub 2019 Oct 20. PubMed PMID:
32351324; PubMed Central PMCID:
PMC7189777.
Childhood obesity intervention studies: A narrative review and guide for investigators, authors, editors, reviewers, journalists, and readers to guard against exaggerated effectiveness claims.
Obes Rev.
2019 Nov;20(11):1523-1541. doi: 10.1111/obr.12923. Epub 2019 Aug 19. Review. PubMed PMID:
31426126; PubMed Central PMCID:
PMC7436851.
Does exclusion of extreme reporters of energy intake (the "Goldberg cutoffs") reliably reduce or eliminate bias in nutrition studies? Analysis with illustrative associations of energy intake with health outcomes.
Am J Clin Nutr.
2019 Nov 1;110(5):1231-1239. doi: 10.1093/ajcn/nqz198. PubMed PMID:
31504097; PubMed Central PMCID:
PMC6821551.
Spin in the abstract in "Impact of motivational interviewing on outcomes of an adolescent obesity treatment: Results from the MI Values randomized controlled pilot trial".
Clin Obes.
2019 Oct;9(5):e12332. doi: 10.1111/cob.12332. Epub 2019 Aug 4. PubMed PMID:
31379061; PubMed Central PMCID:
PMC6718333.
Conditioning on "study" is essential for valid inference when combining individual data from multiple randomized controlled trials: a comment on Reesor et al's School-based weight management program curbs summer weight gain among low-income Hispanic middle school students. J Sch Health. 2019;89(1):59-67.
J Sch Health.
2019 Jul;89(7):515-518. doi: 10.1111/josh.12777. Epub 2019 May 3. PubMed PMID:
31049962; PubMed Central PMCID:
PMC6684232.
Differences in Nominal Significance (DINS) Error leads to invalid conclusions: Letter regarding, "Diet enriched with fresh coconut decreases blood glucose levels and body weight in normal adults".
J Complement Integr Med.
2019 Jun 12;16(2). doi: 10.1515/jcim-2018-0037. PubMed PMID:
31199765; PubMed Central PMCID:
PMC6957306.
The Implementation of Randomization Requires Corrected Analyses. Comment on “Comprehensive Nutritional and Dietary Intervention for Autism Spectrum Disorder—A Randomized, Controlled 12-Month Trial, Nutrients Nutrients 2018, 10, 369”.
Nutrients.
2019 May 21;11(5). doi: 10.3390/nu11051126. PubMed PMID:
31117190; PubMed Central PMCID:
PMC6566629.
Change in study randomization allocation needs to be included in statistical analysis: comment on 'Randomized controlled trial of weight loss versus usual care on telomere length in women with breast cancer: the lifestyle, exercise, and nutrition (LEAN) study'.
Breast Cancer Res Treat.
2019 May;175(1):263-264. doi: 10.1007/s10549-019-05155-6. Epub 2019 Feb 5. PubMed PMID:
30721442; PubMed Central PMCID:
PMC6494688.
Incorrect analyses were used in "Different enteral nutrition formulas have no effect on glucose homeostasis but on diet-induced thermogenesis in critically ill medical patients: a randomized controlled trial" and corrected analyses are requested.
Eur J Clin Nutr.
2019 Jan;73(1):152-153. doi: 10.1038/s41430-018-0197-8. Epub 2018 Jun 27. PubMed PMID:
29946116; PubMed Central PMCID:
PMC6310101.
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