Serum Total Calcium and Inorganic Phosphate are Higher in Exclusively Breast Fed Infants Than Infants on Mixed Diet

[摘要] Abstract:Complementaryfeedingisgraduallyreplacingtraditionalexclusivebreast-feedingofinfantsinmostpartsofNigeria.Thisstudyassessedcomparatively,theserumtotalcalciumandinorganicphosphateconcentrationsinexclusivelybreastfedinfantsandthoseonmixeddiet.Bloodsamplewerecollectedfrom200infantsagedbetween3and6months,madeupof100exclusivelybreastfedinfants(EBFI)and100infantsonmixeddiet(MDI).Serumtotalcalciumandinorganicphosphateweredeterminedspectrophotometrically.TheEBFIhassignificantlyhigherserumlevelsoftotalcalciumandinorganicphosphatecomparedtotheMDI(Plt;0.01,Plt;0.001)respectively.TherewerestatisticallysignificantdecreasesintheconcentrationsofserumtotalcalciumandinorganicphosphatewithincreaseintheagesofboththeEBFIandMDI(Plt;0.01,Plt;0.05)respectively.AnageadjustedcomparisonoftheserumtotalcalciumandinorganicphosphatelevelsbetweentheEBFIandMDI,showedsignificantlyhigherconcentrationsintheEBFIthantheMDI(Plt;0.05).SerumtotalcalciumandinorganicphosphatemaybehigherinEBFIthanMDI.Thismayresultfromhormonalchangesinthemotherswhichensureasufficientsupplyofcalciumandinorganicphosphatetothebreastmilkandthelowbioavailabilityofcalciumandphosphorousincomplementaryfoodsusedindevelopingcountries

[学科分类] 基础医学

[关键词] Calcium;Inorganic Phosphate;Infants;Nigeria