Document Zn45Km5XNLObrDQYN2NGG4rZ8

Xe- /'{+- INTERNAL CORMIPONOINCI u'^susa ovr m UNION CARBIDE CORPORATION olo rogebury road, oansury, ct obbit to (Mama* f. e. Lawrence S & UI K 1467 cy N. Wheeler November 4, 1983 MMOOVV 141983 OwomoBfig Oopo. HS & EA P2 - Epidemiology Proposed Phase II Vinyl Chloride Study Tom I'm sanding you a copy of ay comnents on the EHA Vinyl Chloride proposal In response to your handwritten note to Nick Wheeler. Please note that It Is still only a proposal not an approved activity as ay October 28th memo may have Implied. You Inquired about costs. If we follow-up the old cohort, the principal cost will be this departments time In attending meetings of the CMA group. If we Identify a new cohort, amount needed for computer time might reach $10 M, although we would need to better assess the work Involved before providing a sound estimate. Either way, we need authorization to spend about $2 N more just to complete Phase I. SGA/ls Attachment Susan 6. Austin, Sc.D. Corporate Director Epidemiology ^ ** ******. JfY Sr**? f **r*+r?*- ********//~~>>rr--JJ oO<'-- /r *&-- ucc 014871 As you aay know, the panel decided at that tine to eabark upon Phase II f the Bpfdsaiology Study which will insoles analysis of the vinyl Chi rida cohort* It vu Interesting to learn that otbax coapanies baaidaa Onion caxblda bad soaa difficulty verifying that paraona lneludad la tha original study wtra truly esposed baaad on work hlatory raoorda. M a result of this finding* tha coonlttea dacldad to ra-awalya tha 1972 data using only those parsons ballad to M esposed to vlni ohlor ids according to wots history ifAdordTlB BlllMM* t am -ok aura i aaraa with this approach -- It aay lead to highly biased results.) IV purpose la writing to you la to notify you that the dgclsloa_for mlon Carbide to participate in this atudy will Involve expenditures of tins* effort and nerhana onnautar funds Iron this asoartaanr. wmtora proceeding --y ZLAr t.Sid l'lka clarification of what division tel will_ba served and who win ww -"*- mo pleats will bo involved, the *as City plant and the South Charleston - Kanawha valley Want. I await your response sad appreciate your attention to this natter. Sincerely* SGA/aar oct J. l. Barrett T. S. Lawreace T. A* Lincoln* N.D. 3B77S ad & a. Susaa 8. Austin* So.o. Corporate Olraetor of kpideaiology `j __.j. ucc 014872