Selenium

ID240
NameSelenium
Synonyms
StructureThumb
DescriptionSelenium is a nonmetallic element with potential oxidation states +6, +4, and -2. Inorganic forms of selenium include selenide (H2Se), selenite (H2SeO3), and selenate (H2SeO4).
GroupMetals and minerals
Sub-groupMetals and minerals
Exposure sourceDiet
Use
CAS number7782-49-2
PubChem ID6326970
ChEBI ID27568
FooDB IDFDB013400
HMDB IDHMDB01349

Biomarker measurements

Biomarker concentration values

IDParent IDDepthSubject groupPopulationCountryCountry codeCohortTime definitionBiospecimenAnalytical methodBiomarkerBiomarker detailMeasurement sizeDetected (nb)Detected (%)Detected only?Arithmethic meanArithmethic SDGeometric meanGeometric SDMinMin (detected)Percentile_05Percentile_10Percentile_25MedianPercentile_75Percentile_90Percentile_95MaxInterquartile rangeMean 95% CI lowerMean 95% CI upperGMean 95% CI lowerGMean 95% CI upperUnitConverted arithmetic meanConverted geometric meanConverted medianAdjustment typeAdjusted onRegressed onExpressed asPublication
90600Selenium supplement usersUrban middle-aged men from Helsinki participant in a dietary validation studyFinlandFIToenailFluorometrySelenium300.530.15mg/kg0.5 ug/gCrudeOvaskainen 1993
90610Selenium supplement nonusersUrban middle-aged men from Helsinki participant in a dietary validation studyFinlandFIToenailFluorometrySelenium1360.450.06mg/kg0.5 ug/gCrudeOvaskainen 1993
90620All [by supplement]Urban middle-aged men from Helsinki participant in a dietary validation studyFinlandFIToenailFluorometrySelenium1660.470.09mg/kg0.5 ug/gCrudeOvaskainen 1993

Intake values

IDParent IDDepthSubject groupPopulationCountryCountry codeCohortTime definitionIntake toolIntake food coverageIntake time coverageIntake assessmentCompoundCompound detailSupplement intakes included?Measurement sizeDetected (nb)Detected (%)Detected only?Arithmethic meanArithmethic SDGeometric meanGeometric SDMinMin (detected)Percentile_05Percentile_10Percentile_25MedianPercentile_75Percentile_90Percentile_95MaxInterquartile rangeMean 95% CI lowerMean 95% CI upperGMean 95% CI lowerGMean 95% CI upperUnitConverted arithmetic meanConverted geometric meanConverted medianAdjustment typeAdjusted onRegressed onExpressed asPublication
90540Selenium supplement usersUrban middle-aged men from Helsinki participant in a dietary validation studyFinlandFIDietary record (1-day)SeleniumNo3042.39.1ug/day0.0 mg/dayCrudeOvaskainen 1993
90550Selenium supplement nonusersUrban middle-aged men from Helsinki participant in a dietary validation studyFinlandFIDietary record (1-day)SeleniumNo13642.613.0ug/day0.0 mg/dayCrudeOvaskainen 1993
90560All [by supplement]Urban middle-aged men from Helsinki participant in a dietary validation studyFinlandFIDietary record (1-day)SeleniumNo16642.512.3ug/day0.0 mg/dayCrudeOvaskainen 1993
90580Selenium supplement usersUrban middle-aged men from Helsinki participant in a dietary validation studyFinlandFIDietary record (1-day)SeleniumYes3072.035.9ug/day0.1 mg/dayCrudeOvaskainen 1993
90590All [by supplement]Urban middle-aged men from Helsinki participant in a dietary validation studyFinlandFIDietary record (1-day)SeleniumYes16647.922.2ug/day0.0 mg/dayCrudeOvaskainen 1993

Correlation values

Reproducibility values

IDMst. IDSubject groupPopulationCountryCountry codeCohortTime definitionBiological specimenExperimental methodBiomarkerBiomarker detailArithmetic meanGeometric meanMedianUnitAdjusted onReproducibility sizeICCICC 95% CI lowerICC 95% CI upperCV% WSCV% BSVAR WSVAR BSPublication
951733Mild cognitive impairmentElderly subjects with and without mild cognitive impairmentUnited StatesUSbaseline; 1 monthPlasma, fastingAtomic emission spectrometry (AES)Seleniummissing unit190.58Bowman 2011
731755No cognitive impairmentElderly subjects with and without mild cognitive impairmentUnited StatesUSbaseline; 1 monthPlasma, fastingAtomic emission spectrometry (AES)Seleniummissing unit190.48Bowman 2011
431777All [by diagnosis]Elderly subjects with and without mild cognitive impairmentUnited StatesUSbaseline; 1 monthPlasma, fastingAtomic emission spectrometry (AES)Seleniummissing unit380.55Bowman 2011