Exposición involuntaria al humo de tabaco en lugares públicos de la Ciudad de México

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2ESUMEN /BJETIVO,ALEGISLACIØNMEXICANACONSIDERACOMOESPACIOS LIBRES DE HUMO DE TABACO A MUCHOS LUGARES PÞBLICOS 3IN EMBARGO NOEXISTENEVALUACIONESDELAEXPOSICIØNAHUMODE TABACOAMBIENTALQUEPERMITANMEDIRELCUMPLIMIENTODELAS LEYESNIIDENTIlCARESPACIOSDEOPORTUNIDADPARAELCONTROLDE LAEXPOSICIØN%LPRESENTEESTUDIOTIENECOMOOBJETIVOCUAN TIlCARLOSNIVELESDENICOTINAAMBIENTALENLUGARESPÞBLICOSDE LA#IUDADDE-ÏXICO-ATERIALYMÏTODOS5TILIZANDOUN PROTOCOLOCOMÞNAOTROSPAÓSESDE!MÏRICA,ATINA DURANTE MARZODESECOLOCARONMONITORESDEDIFUSIØNPASIVADE NICOTINAENUNHOSPITAL DOSESCUELAS UNEDIlCIODEOlCINAS PÞBLICAS UNAEROPUERTO SIETERESTAURANTESYTRESBARESDE LA#IUDADDE-ÏXICO,OSMONITORESFUERONANALIZADOSENLA 5NIVERSIDAD*OHNS(OPKINS DONDELANICOTINAFUEEXTRAÓDAY CUANTIlCADAUSANDOCROMATOGRAFÓADEGASESCONDETECCIØN SELECTIVADENITRØGENO,ACONCENTRACIØNMEDIANADENICOTINA AMBIENTALFUEESTIMADAPORTIPODELUGARYPORÉREADERESTRIC CIØNPARAFUMAR2ESULTADOS3EDETECTØNICOTINAAMBIENTAL ENTODOSLOSLUGARESPÞBLICOS,ASMAYORESCONCENTRACIONESSE OBSERVARONENBARES«GM RESTAURANTES«GM AEROPUERTO«GM YOlCINASPÞBLICAS«GM ,OS GRADOSDEEXPOSICIØNFUERONSIMILARESALOSOBSERVADOSEN OTRASCIUDADESDE!MÏRICA,ATINA#ONCLUSIONES,ASCONCEN TRACIONESDENICOTINAENELAEROPUERTOYLASOlCINASPÞBLICAS

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!BSTRACT /BJECTIVE-EXICANLEGISLATIONCONSIDERSMANYPUBLICPLACES ASSMOKE FREESPACES(OWEVER NOENVIRONMENTALTOBACCO SMOKEEXPOSUREASSESSMENTSTUDIESEXISTTOEVALUATECOMPLI ANCEWITHGOVERNMENTALREGULATIONSANDTOIDENTIFYOPPORTUNI TIESFORTOBACCOCONTROL4HEMAINOBJECTIVEOFTHISSTUDYISTO QUANTIFYAIRBORNENICOTINECONCENTRATIONSINPUBLICPLACESIN -EXICO#ITY-ATERIALAND-ETHODS$URING-ARCH NICOTINEPASSIVEMONITORSWEREALLOCATEDINAHOSPITAL TWO SCHOOLS APUBLICOFlCEBUILDING ANAIRPORT SEVENRESTAURANTS AND THREE BARS FOLLOWING A COMMON PROTOCOL APPLIED IN OTHER,ATIN!MERICANCOUNTRIES-ONITORSWEREANALYZEDAT THE *OHNS (OPKINS 5NIVERSITY EXTRACTING THE NICOTINE AND QUANTIFYING IT USING NITROGEN SELECTIVE GAS CHROMATOGRAPHY -EDIAN CONCENTRATIONS OF ENVIRONMENTAL NICOTINE WERE ESTIMATEDBYTYPEOFPLACEANDSMOKINGRESTRICTION2ESULTS !IRBORNE NICOTINE WAS DETECTED IN ALL PUBLIC PLACES4HE HIGHESTCONCENTRATIONSWEREOBSERVEDINBARS«GM RESTAURANTS  «GM AIRPORT  «GM AND PUBLIC OFlCES«GM .ICOTINEEXPOSURECONCENTRATIONSARE SIMILARTOTHOSEPREVIOUSLYOBSERVEDINOTHERCAPITALCITIESOF ,ATIN!MERICA#ONCLUSION.ICOTINELEVELSINTHEAIRPORTAND PUBLICOFlCESREmECTTHELACKOFCOMPLIANCEWITHMANDATORY NON SMOKING OFlCIAL REGULATIONS IN -EXICO (IGH NICOTINE CONCENTRATIONSINBARSANDRESTAURANTSPROVIDEEVIDENCEFOR

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