Metabolomics Workbench : NIH Data Repository

Analysis	Metabolite Name	Measured Value	Units	gender	race.eth	smoking_status	ccenter
Reversed phase POSITIVE ION MODE	caffeine	0.00613328659033856	relativeMedian	Female	Non-Hispanic, White	Never Smoked	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.00617137332159358	relativeMedian	Female	Black/Africian American	Never Smoked	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.00635767284337017	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.00671204392120945	relativeMedian	Female	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.00807348792238506	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.00994592482799954	relativeMedian	Female	Non-Hispanic, White	Never Smoked	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0109116863561777	relativeMedian	Male	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0117802538754336	relativeMedian	Male	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0117807429491252	relativeMedian	Male	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0123616172023346	relativeMedian	Female	Black/Africian American	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0131764528825753	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0141879316228208	relativeMedian	Male	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0147311613060775	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0149167443556939	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0162000916264244	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0167767185074333	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0183538229458333	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0185445944790677	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0200292083269034	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0207517779601823	relativeMedian	Male	Non-Hispanic, White	Never Smoked	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0208141297389936	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0218335753303635	relativeMedian	Female	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0218861361799237	relativeMedian	Male	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0223656255304079	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.022919607026231	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0230729941937837	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0235147763292297	relativeMedian	Male	Non-Hispanic, White	Never Smoked	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0244154226340974	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0246349875137398	relativeMedian	Male	Non-Hispanic, White	Never Smoked	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0259535605336251	relativeMedian	Female	Non-Hispanic, White	Never Smoked	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.026046330242352	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0265629765265494	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0269712308206631	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0292779223617227	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0305294286035964	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0356016980559241	relativeMedian	Male	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0367030820069547	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0371018660772814	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0385487175400826	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0387400051629979	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0392548667130474	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0395456602708101	relativeMedian	Male	Non-Hispanic, White	Never Smoked	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.040635778577137	relativeMedian	Male	Black/Africian American	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0409514195723254	relativeMedian	Male	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0410499657987399	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.042302002863314	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0442229331805303	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0446474388640769	relativeMedian	Female	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0478532760109204	relativeMedian	Female	Non-Hispanic, White	Never Smoked	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0479456443520006	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0482661173809959	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0482726593461307	relativeMedian	Male	Non-Hispanic, White	Never Smoked	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0496061544145826	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0496369433029447	relativeMedian	Male	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0502035826455271	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0513344551244673	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.051987152491228	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0525376029152085	relativeMedian	Male	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0530702868971115	relativeMedian	Female	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0535562073652199	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0553665204988439	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0557742552736996	relativeMedian	Female	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0569545804960509	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0575685885838028	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0581166418024321	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0599746190685782	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.061448109360183	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0627041632986012	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0628960533222294	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0629697419333521	relativeMedian	Male	Black/Africian American	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0629702845087794	relativeMedian	Female	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0638152597625411	relativeMedian	Male	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0640992076336109	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0646907023029718	relativeMedian	Female	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.064923083266519	relativeMedian	Female	Black/Africian American	NA	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0658834132771781	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0668759120550808	relativeMedian	Male	Black/Africian American	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0672713437371406	relativeMedian	Male	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0691511377672871	relativeMedian	Male	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0701594737931646	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0712958385803616	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0736106883915105	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0761679665551098	relativeMedian	Male	Non-Hispanic, White	Never Smoked	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0764677289074618	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0809130259563439	relativeMedian	Female	Non-Hispanic, White	Never Smoked	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0825876538944693	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0834746830777732	relativeMedian	Male	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0835636183816352	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0853805134490928	relativeMedian	Female	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0881296133696484	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0885648155167812	relativeMedian	Female	Black/Africian American	Never Smoked	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0887381290056605	relativeMedian	Female	Black/Africian American	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0943318477440949	relativeMedian	Female	Non-Hispanic, White	Never Smoked	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0956052452240104	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.0969901688344647	relativeMedian	Male	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0971176932489181	relativeMedian	Female	Black/Africian American	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.098365127048985	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.0990781948233168	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.10110935143381	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.101289910422048	relativeMedian	Male	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.104952839419891	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.105304361961375	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.107956599709173	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.110272560245679	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.112132125959877	relativeMedian	Male	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.112588064168392	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.113571286909765	relativeMedian	Female	Non-Hispanic, White	Never Smoked	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.116046594841378	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.116956766977515	relativeMedian	Female	Black/Africian American	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.117166987135523	relativeMedian	Male	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.118470223905995	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.120871475769708	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.125981659163618	relativeMedian	Male	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.126063181523038	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.127492289556723	relativeMedian	Male	Black/Africian American	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.1304812034012	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.132762126756519	relativeMedian	Male	Non-Hispanic, White	Never Smoked	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.135323197679166	relativeMedian	Female	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.136133058563809	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.136248565692349	relativeMedian	Male	Black/Africian American	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.136447276410836	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.136579185919672	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.142207928884747	relativeMedian	Male	Black/Africian American	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.143791372296197	relativeMedian	Female	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.143856402752099	relativeMedian	Female	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.14466147876691	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.144872757738411	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.144904537798597	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.146424623807617	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.149444196077446	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.151778917066465	relativeMedian	Female	Non-Hispanic, White	Never Smoked	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.151925369602909	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.152516644561661	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.153915676475952	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.154969878404621	relativeMedian	Female	Non-Hispanic, White	Never Smoked	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.158102833919048	relativeMedian	Female	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.158621774930649	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.159035015604759	relativeMedian	Female	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.160130524948911	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.161767615032957	relativeMedian	Male	Black/Africian American	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.162130313344845	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.162444318784954	relativeMedian	Female	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.163084048157711	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.165053165746344	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.167028682363495	relativeMedian	Male	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.168272966722329	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.169583087935257	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.170005783893886	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.17095245297852	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.17191188827229	relativeMedian	Male	Black/Africian American	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.172207620880704	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.17564231329862	relativeMedian	Male	Non-Hispanic, White	NA	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.181517552094295	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.182529589170232	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.185881039409027	relativeMedian	Female	Black/Africian American	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.187119697544849	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.18977211126476	relativeMedian	Female	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.190055886054368	relativeMedian	Male	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.190535447556234	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.194702166487584	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.194919572922987	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.196627046907143	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.197630227904774	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.198784469788453	relativeMedian	Male	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.199711956606327	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.19989936349349	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.200940970160512	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.203834342578093	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.204635659310838	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.205071598089567	relativeMedian	Female	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.206037166045017	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.207319851495723	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.208496296077413	relativeMedian	Male	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.208759745312639	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.210338003247298	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.211896268921639	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.212429922615872	relativeMedian	Male	Non-Hispanic, White	Never Smoked	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.217528735530858	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.217674161138027	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.219138323928871	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.220845224119131	relativeMedian	Male	Non-Hispanic, White	Never Smoked	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.221994297380546	relativeMedian	Female	Non-Hispanic, White	Current Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.222916671800913	relativeMedian	Female	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.224162699707405	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.225413465661038	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.225475398581866	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.225931495947212	relativeMedian	Male	Non-Hispanic, White	Never Smoked	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.22925163218219	relativeMedian	Female	Black/Africian American	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.231562479542389	relativeMedian	Male	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.232669533774638	relativeMedian	Male	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.241663828290297	relativeMedian	Male	Non-Hispanic, White	Never Smoked	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.242748441526981	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.243405216305008	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.243822120919664	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.245065359899841	relativeMedian	Female	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.247382552358747	relativeMedian	Female	Non-Hispanic, White	Current Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.247902224032215	relativeMedian	Female	Non-Hispanic, White	Former Smoker	NJC
Reversed phase POSITIVE ION MODE	caffeine	0.248352523324469	relativeMedian	Male	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.249638181448986	relativeMedian	Female	Non-Hispanic, White	Former Smoker	UIA
Reversed phase POSITIVE ION MODE	caffeine	0.250063482449016	relativeMedian	Male	Non-Hispanic, White	Current Smoker	UIA

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