06910nam 2200625 a 450 991081771000332120240416232629.00-309-17517-81-280-19209-797866101920900-309-58977-00-585-14895-3(CKB)110986584751896(OCoLC)43477109(CaPaEBR)ebrary10054972(SSID)ssj0000205729(PQKBManifestationID)11184251(PQKBTitleCode)TC0000205729(PQKBWorkID)10193990(PQKB)10661644(MiAaPQ)EBC3375981(Au-PeEL)EBL3375981(CaPaEBR)ebr10054972(CaONFJC)MIL19209(OCoLC)923260170(EXLCZ)9911098658475189619961106d1996 uy 0engurcn|||||||||txtccrMortality of veteran participants in the crossroads nuclear test /J. Christopher Johnson ... [et al.] ; with oversight from the Institute of Medicine, Committee on the Crossroads Nuclear Test1st ed.Washington, D.C. National Academy Press19961 online resource (159 p.) Bibliographic Level Mode of Issuance: Monograph0-309-05596-2 Includes bibliographical references.Mortality of Veteran Participants in the Crossroads Nuclear Test -- Copyright -- Preface -- Acknowledgments -- Glossary and Acronyms -- Contents -- Summary -- 1 Study Rationale and Overview -- RATIONALE -- OVERVIEW -- 2 Other Studies of the Human Health Effects of Radiation Exposure -- 3 Epidemiology Primer -- CHOICE OF COMPARISON GROUP -- FINE TUNING OF EXPOSED GROUP -- CONFOUNDERS -- DATA COLLECTION -- INTERPRETING DATA FINDINGS -- EPIDEMIOLOGY SUMMARY RELATED TO THIS STUDY -- 4 Description of Operation Crossroads -- 5 Data Sources for the Crossroads Study -- 6 The Participant Cohort -- INDEPENDENT VERIFICATION OF PARTICIPANT COHORT -- EXCLUSION OF "POST-CROSSROADS" PARTICIPANTS -- CROSSROADS PARTICIPANTS WHO PARTICIPATED IN OTHER NUCLEAR TESTS -- PRIMARY ANALYSIS-NAVY PERSONNEL ONLY -- EXCLUSIVITY OF PARTICIPANT AND COMPARISON COHORTS -- 7 The Comparison Cohort -- COMPARISON COHORT SELECTION -- Navy and Shipboard Marines -- Army and Army Air Corps -- MILITARY PERSONNEL RECORDS -- ADDITIONAL CONTROLS -- 8 Exposure Definition, Measurement, and Verification -- INTRODUCTION -- DOSIMETRY BACKGROUND -- Definition of Potential Surrogate Dose Groups -- DNA-Provided Dose Estimates -- Overall -- Alternatives -- PARTICIPANT VERSUS NONPARTICIPANT COHORTS AS AN EXPOSURE SURROGATE -- BOARDERS VERSUS NONBOARDING PARTICIPANTS VERSUS NONPARTICIPANTS AS EXPOSURE SURROGATES -- ENGINEERING &amp -- HULL VERSUS OTHER SPECIALTY STATUS AS AN EXPOSURE SURROGATE -- RELATIONSHIPS OF SURROGATES WITH DNA DOSE DATA -- DECISIONS FOR THE ANALYSES IN THIS REPORT -- 9 Mortality Ascertainment -- PROCEDURE -- Vital Status Ascertainment -- Cause and Date-of-Death Ascertainment -- SUMMARY OF MORTALITY ASCERTAINMENT QUALITY AND ITS POTENTIAL EFFECTS ON VALID INTERPRETATION OF THE... -- 10 Characterization of the Cohorts and Analysis Plan -- DATA DECISIONS TAKEN BEFORE ANALYSIS.Restricting Data Elements or Sample Definition -- Data Cleaning and Variable Development -- UNIVARIATE DESCRIPTIONS OF STUDY POPULATION -- MISSING DATA -- Imputation of Fact and Date of Death -- Imputation of Date of Birth -- Summary -- COMPLETENESS OF VITAL STATUS ASCERTAINMENT -- MORTALITY COMPARISONS -- MULTIVARIATE ANALYSES -- Cox Proportional Hazards Model -- Standardized Mortality Ratios -- ANALYSIS OF ARMY (INCLUDING ARMY AIR CORPS) AND MARINE DATA -- NOT THE SUBJECT OF ANALYSIS IN THIS REPORT -- 11 Findings and Discussion -- ORGANIZATION -- FINDINGS: DISPLAYED IN TABLES -- NARRATIVE SUMMARY OF FINDINGS -- Participant Status -- Boarder Status/Hypothesized Exposure Gradient -- Engineering &amp -- Hull Status/Hypothesized Exposure Surrogate -- FINDINGS FOR MARINES AND ARMY (INCLUDING ARMY AIR CORPS) PERSONNEL -- DISCUSSION -- Boarders -- Engineering &amp -- Hull -- Discussion of Other Findings -- Other Models and Parameters Considered During Analysis -- STANDARDIZED MORTALITY RATIOS -- DISCUSSION RRELATING THESE FINDINGS TO THOSE OF SIMILAR STUDIES -- Findings in Other Studies of Atomic Veterans -- Selection Bias as an Explanation for Increased Participant All-Cause Mortality -- AVENUES OF FURTHER EXPLORATION -- 12 Conclusions -- SUMMARY OF FINDINGS -- References -- A National Association of Atomic Veterans (NAAV) Medical Survey -- B Participant Description (DNA Memorandum dated July 11, 1994) -- EXPLANATORY MEMORANDUM -- Background -- Operational Period and Operational Area -- SOURCES OF PARTICIPANT INFORMATION -- TRACKING OF PARTICIPANTS -- REFINEMENT OF THE INITIAL DATA BASE -- PARTICIPATION DATES AND DOSE RECONSTRUCTING -- DOSE RECONSTRUCTION -- ENGINEER RATINGS -- SOURCE CODES -- PARTICIPATING UNIT/PERMANENT UNIT DATA -- COMMANDER JOINT TASK FORCE (CJTF-1) MEDICAL RESEARCH PERSONNEL, BOARDING TEAM AND RADSAFE TEAMS.C Standardized Mortality Ratios -- D Radiation Doses for CROSSROADS Participants and Exposure Surrogate Groups -- E Verification of Completeness and Accuracy of the Participant Roster -- INTRODUCTION -- METHODOLOGY -- Comparison to Previous Versions of the Participant Roster -- Comparison of Participant Roster to National Association of Atomic Veterans (NAAV) Mortality Study List -- Comparison of DNA Participant Roster to a List of Participants Solicited through Veterans' Journals -- Individual Follow-Up on Putative Participants of Uncertain Status -- RESULTS -- Comparison with an Earlier Version of the Participant Roster -- Comparison with the NAAV Medical Survey -- Comparison with the Write-in List -- Follow-Up on Putative Participants of Uncertain Status -- DISCUSSION -- CONCLUSION -- F Verification of Completeness and Accuracy of Mortality Ascertainment -- ASSESSMENT OF COMPLETENESS -- Completeness of Mortality Follow-Up -- ASSESSMENT OF VALIDITY -- Mortality Ascertainment -- HCFA -- NDI -- EXTERNAL VALIDATION DISCUSSION -- Mortality Information -- Cause-of-Death Information.Operation Crossroads, Marshall Islands, 1946Health aspectsRadioactive falloutHealth aspectsOperation Crossroads, Marshall Islands, 1946Health aspects.Radioactive falloutHealth aspects.Johnson J. Christopher1598547Institute of Medicine (U.S.).Committee on the Crossroads Nuclear Test.MiAaPQMiAaPQMiAaPQBOOK9910817710003321Mortality of veteran participants in the crossroads nuclear test3920841UNINA