Document DDLjyaNwMQnQ1xa2Rerdggb04

MANUFACTURING CHEMISTS ASSOCIATION 1825 CONNECTICUT AVENUE. N W. WASHINGTON, C. 20009 (202) 483-6126 July 22, 1974 To: Technical Task Group on Vinyl Chloride Research Management Contacts Subject: Retabulation of Tabershaw/Cooper Epidemiological Data Gentlemen: In response to a request made by Dr. Warren Muir of the Council on Environmental Quality, MCA has authorized Tabershaw/Cooper Associates, Inc. to retabulate certain data in their report in somewhat different format. Enclosed herewith are the subject retabulations, identified as Tables 1 through 9, together with copies of the relevant correspondence. Sincerely, KDj/mb Enclosures Kenneth D. Johnson, Ph.D. Secretary Technical Task Group on Vinyl Chloride Research - r- t 1 -sL. cri^r ^ Conoco-^1 -L0SS_v 1144th > , _ .. C: TO"-'- CMA 009364 COPY COPY July 12, 1974 Warren R. Muir, Ph.D. Executive Office of the President Council on Environmental Quality 722-Jackson Place N.W. Washington, D.C. 20006 Dear Dr. Muir: Due to the press of time, I am sending the tables you requested from Dr. Johnson directly to you, with copies to him. We were unable to provide the person-years data because our program is such that we would have had to run it once for each cell in the table. It could be done, but not in the available time. The distribution of Table 9 can be used to get a rough estimate of person-years of observation for those not found, up to the date when they terminated, by assuming that date of hire and date of termination are uniformly distributed over time. You will notice that we changed the time interval 0-4 to 1-4, since every worker in our study had at least one year in an exposed job. I hope this arrives in time to be of use to you. Yours sincerely, WRGjl enc. William R. Gaffey, Ph.D. Director of Health and Epidemiological Studies co:r Subject tc rro He 3 S V. r<-; 14th T Calc'-eh;i I AT, , ? Drier in , .v DO - -'33 D.urt L: via CMA 00936 TABLE 1 DEATHS FROM MALIGNANT NEOPLASMS, BUCCAL CAVITY AND PHARYNX, VCM EPIDEMIOLOGY STUDY, BY YEARS EMPLOYED IN VC EXPOSED AREAS, LEVEL OF EXPOSURE INDEX (El), AND YEARS FROM DATE OF HIKE TO DATE OF DEATH Years, Hire to Death Total El <1.5 1.5 1-4 El <1.5 1.5 5-9 El <1.5 >1.5 Years Exposed 10-14 15-19 El El <1.5 >1.5 <1.5 >1.5 20-24 El <1.5 1.5 25-29 El <1.5 >1.5 30 El <1.5 1.5 Total 5 4 1 1-4 1 1 5-9 10-14 2 2 15-19 20-24 2 i 1 25-29 >30 TCA, Inc. 7-12-74 O 3 > o o 43 ui & o- TABLE 2 DEATHS FROM MALIGNANT NEOPLASMS, DIGESTIVE ORGANS AND PERITONEUM, VCM EPIDEMIOLOGY STUDY, BY YEARS EMPLOYED IN VC EXPOSED AREAS, LEVEL OF EXPOSURE INDEX fEI), AND YEARS FROM DATE OF HIRE TO DATE OF DEATH Years, Lire to Death Total El <1.5 SI.5 1-4 El <1.5 1.5 5-9 El <1.5 1.5 Years Exposed 10-14 15-19 El El <1.5 El.5 <1.5 1.5 20-24 El <1.5 >1.5 25-29 El <1.5 1.5 > 30 El <1.5 1.5 Total 7 12 1 1 1 2 3 4 1 2 1 1 2 1-4 1 1 5-9 1 1 10-14 21 21 15-19 23 1 11 2 20-24 14 1 1 21 25-29 12 11 1 >30 1 1 CMrt 0 0 9 3 6 7 TCA, Inc. 7/12/74 P ' .. Subject to iVt j 52-s V. . Conor-n Ca I c L ^ 1 i u r-----^ i.'L . <, TABLE 3 DEATHS FROM MALIGNANT NEOPLASMS, RESPIRATORY SYSTEM, VCM EPIDEMIOLOGY STUDY, BY YEARS EMPLOYED IN VC EXPOSED AREAS, LEVEL OF EXPOSURE INDEX (El), AND YEARS FROM DATE OF HIRE TO DATE OF DEATH* Years, Hire to Death Total El <1.5 >1.5 1-4 El <1.5 >1.5 5-9 El <1.5 21.5 Years Exposed 1C-14 15-19 El El <1.5 21.5 <1.5 21.5 20-24 El <1.5 21.5 25-29 El <1.5 21.5 230 El <1.5 >1.5 Total 11 13 2 1 4 1 2 2 3 6 2 1 1-4 11 5-9 2 2 10-14 11 11 15-19 35 2 1 14 20-24 25-29 230 34 22 1 22 2 1 11 | J1 Excludes one person (employed 5-9 years) with duration and level of exposure unknown. Q9Z600 VW3 TCA, Inc. 7/12/74 Apj, F:o- v i- C c i:i "joy TABLE 4 DEATHS FROM MALIGNANT NEOPLASMS, GENITAL ORGANS, VCM EPIDEMIOLOGY STUDY, BY YEARS EMPLOYED IN VC EXPOSED AREAS, LEVEL OF EXPOSURE INDEX (El), AND YEARS FROM DATE OF HIRE TO DATE OF DEATH Years, Hire to Death Total El <1.5 >1.5 1-4 El <1.5 21.5 5-9 El <1.5 >1.5 Years Exposed 10-14 15-19 El El <1.5 >1.5 <1.5 >1.5 20-24 El <1.5 21.5 25-29 El <1.5 21.5 230 El <1.5 21.5 Total 1-4 21 1 ------------------ 11 5-9 10-14 * 15-19 20-24 11 1 1 25-29 1 1 >30 6 9 6 0 Q VWO TCA, Inc 7/12/74 ,r0-S- ubje' --ct7s" prt rv,u, te^-IY2 _jO_ - Ros_s_^-`SPCailR: )1- } ' .. c,t, Covr t Cul'-' TABLE 5 DEATHS FROM MALIGNANT NEOPLASMS, URINARY ORGANS, VCM EPIDEMIOLOGY STUDY, BY YEARS EMPLOYED IN VC EXPOSED AREAS, LEVEL OF EXPOSURE INDEX (El), AND YEARS FROM DATE OF HIRE TO DATE OF DEATH Years, Hire to Death Total El <1.5 >1.5 1-4 El <1.5 >1.5 5-9 El <1.5 >1.5 Years Exposed 10-14 15-19 El El <1.5 >1.5 <1.5 >1.5 20-24 El <1.5 >1.5 25-29 El <1.5 >1.5 >30 El <1.5 >1.5 Total 1 1 1-4 5-9 10-14 15-19 20-24 25-29 >30 1 1 CWft 0 0 9 3 7 0 TCA, Inc. 7/12/74 C* , k j* - J C- J ' ~ Si .1 ., '-eg / c TABLE 6 DEATHS FROM MALIGNANT NEOPLASMS, OTHER AND UNSPECIFIED SITE, VCM EPIDEMIOLOGY STUDY, BY YEARS EMPLOYED IN VC EXPOSED AREAS, LEVEL OF EXPOSURE INDEX {El), AND YEARS FROM DATE OF HIRE TO DATE OF DEATH Years, Hire to Death Total El <1.5 >1.5 1-4 El <1.5 >1.5 5-9 El <1.5 >1.5 Years Exposed 10-14 15-19 El El <1.5 El.5 <1.5 >1.5 20-24 El <1.5 >1.5 25-29 El <1.5 El.5 >30 El <1.5 >1.5 Total 9811 2 1 1 1 24 2 11 1-4 5-9 1 1 10-14 2 11 15-19 12 12 20-24 32 1 22 25-29 3 11 1 >30 12 11 1 CMrt 0 0 9 3 7 1 TCA, Inc. 7/12/74 Subject to i . Rocs. V S. . - ' llAttl 3`- -' -L . V, vt:eJcus^a tv,. L 1 C'lLll*'' C __ Subject to Ross v. Co-- 1 14th J.',. : , 1 Cult: ' . u .lu TABLE 7 DEATHS FROM LEUKEMIA AND ALEUKEMIA, VCM EPIDEMIOLOGY STUDY, BY YEARS EMPLOYED IN VC EXPOSED AREAS, LEVEL OF EXPOSURE INDEX AND YEARS FROM DATE OF HIRE TO DATE OF DEATH (FI) , Years, Hire to Death Total El <1.5 >1.5 1-4 El <1.5 >1.5 5-9 El <1.5 >1.5 Years Exposed 10-14 15-19 El El <1.5 >1.5 <1.5 >1.5 20-24 El <1.5 >1.5 25-29 El <1.5 >1.5 >30 El <1.5 >1.5 Total 12 111 1-4 11 5-9 10-14 1 1 * 15-19 20-24 1 1 25-29 >30 TCA, Inc. 7/12/74 % <? CMA 0 0 9 3 7 2 A TABLE 8 DEATH FROM LYMPHOSARCOMA, LYMPHATIC AMD HEMATOPOIETIC TISSUES, VCM EPIDEMIOLOGY STUDY, BY YEARS EMPLOYED IN VC EXPOSED AREAS, LEVEL OF EXPOSURE INDEX (El), AND YEARS FROM DATE OF HIRE TO DATE OF DEATH Years, Eire to Death Total El <1.5 >1.5 1-4 El <1.5 >1.5 5-9 El <1.5 2.1.5 Years Exposed 10-14 15-19 El El <1.5 21.5 <1.5 >1.5 20-24 El <1.5 >1.5 25-29 El <1.5 >1.5 >30 El <1.5 >1.5 Total 15 11 22 1-4 5-9 1 1 10-14 2 2 15-19 1 1 20-24 21 1 25-29 >30 CMA 0 0 9 3 7 3 TCA, Inc. 7/12/74 C,r_ (Rib,)'' 'J - ' J *14'J ' C: I ; ;; T t L n, ,'ml1 1A J\'\. ' ,).// 1 O. V J 11 .. i TABLE 9 DISTRIBUTION OF 1256 WORKERS LOST TO FOLLOW-UP, VCM EPIDEMIOLOGY STUDY, BY YEARS EMPLOYED IN VC EXPOSED AREAS, LEVEL OF EXPOSURE INDEX (El), AND TOTAL YEARS WORKED IN PLANT* Total Years Worked Total 1-4 5-9 10-14 15-19 20-24 25-29 >30 Total El <1.5 >1.5 1- 4 El <1.5 1.5 5- 9 El <1.5 >1.5 Years Exposed 10-14 15-19 El El <1.5 >1.5 <1.5 >1.5 20-24 El <1.5 >1.5 25-29 El <1.5 >1.5 >30 El <1.5 >1.5 500 754 364 581 95 128 25 31 14 13 2 1 295 564 295 564 123 132 41 11 82 121 33 35 7 3 4 3 22 29 32 16 11 1 5 1 3 1 13 13 84422 1 1 11 624 21 1 312 1 1 Includes two persons (worked 1-4 years) with duration and level of exposure unknown. ChA 00937 TCA, Inc. 7/12/74 * ' P ; : , - iT l, ' Lr Y!. ' Lo,`j-i: ^Ux-t---fy/ia-*