2023
Association between age at menarche and cardiometabolic risk among Samoan adults
Oyama S, Duckham R, Pomer A, Rivara A, Kershaw E, Wood A, Fidow U, Naseri T, Reupena M, Viali S, McGarvey S, Hawley N. Association between age at menarche and cardiometabolic risk among Samoan adults. American Journal Of Human Biology 2023, 36: e23982. PMID: 37668413, PMCID: PMC10845161, DOI: 10.1002/ajhb.23982.Peer-Reviewed Original ResearchConceptsCardiometabolic riskOne-year increaseSubsequent cardiometabolic riskOdds of hypertensionHigher total cholesterolOdds of diabetesOdds of obesityEarly life exposureFat-free massCardiometabolic morbiditySerum lipidsBlood pressureMedian ageMetabolic syndromeTotal cholesterolProspective studyChildhood adiposityInsulin resistanceObesity prevalenceLife exposureSamoan adultsLean massEarly menarcheLogistic regressionMenarche
2021
Feasibility of using infrared thermal imaging to examine brown adipose tissue in infants aged 18 to 25 months
Oyama S, Arslanian KJ, Levy SB, Ocobock CJ, Fidow UT, Naseri T, Hawley NL. Feasibility of using infrared thermal imaging to examine brown adipose tissue in infants aged 18 to 25 months. Annals Of Human Biology 2021, 48: 374-381. PMID: 34781801, DOI: 10.1080/03014460.2021.1985607.Peer-Reviewed Original ResearchBody size and composition of Samoan toddlers aged 18–25 months in 2019
Oyama S, Duckham RL, Arslanian KJ, Kershaw EE, Strayer JA, Fidow UT, Naseri T, Hawley NL. Body size and composition of Samoan toddlers aged 18–25 months in 2019. Annals Of Human Biology 2021, 48: 346-349. PMID: 34340601, PMCID: PMC9912174, DOI: 10.1080/03014460.2021.1951351.Peer-Reviewed Original ResearchConceptsDual-energy X-ray absorptiometryProspective birth cohortPrimary study aimX-ray absorptiometryGreater linear growthMother-infant dyadsThigh skinfold thicknessRs373863828 genotypeAdult SamoansArm circumferenceAbdominal circumferenceHead circumferenceProtective effectGG genotypeIliac crestLower riskSkinfold thicknessBody compositionBirth cohortStudy aimMinor alleleEarly lifeMissense variantsCircumferenceEarly childhoodFluctuating asymmetry, a marker of poor growth quality, is associated with adult male metabolic rate
Longman D, Oyama S, Cracknell J, Thompson N, Gordon D, Stock J, Wells J. Fluctuating asymmetry, a marker of poor growth quality, is associated with adult male metabolic rate. American Journal Of Biological Anthropology 2021, 175: 646-655. PMID: 33768527, DOI: 10.1002/ajpa.24276.Peer-Reviewed Original ResearchConceptsEnergetic allocationLife-history traitsStrong selective pressureLarge body sizeLife history theoryEnergetic investmentAdult RMRSelective pressureMetabolic rateHistory theoryBody sizePhysiological functionsEvolutionary theoryMetabolic efficiencyMetabolic inefficiencyMetabolic costObserved interindividual variationHuman daily energy expenditureDaily energy expenditureGrowthFATraitsInterindividual variation