The Diesel Exhaust in Miners Study (DEMS)

DEMS – Cohort Mortality Study

External Analytical Set Variable List
Variables
ID – Record Number Contributing Cause of Death ICD Codes 1-10 (XXX.X)
Date of Birth (MM/DD/YYYY) Last Observed Date (MM/DD/YYYY)
Sex Code: 0=Female; 1=Male State (worked the longest): 1=Ohio; 2=Missouri; 3=New Mexico; 4=Wyoming
Race Code: 0=Unknown; 1=White; 2=Non-white Exposure Begin Date (MM/DD/YYYY) – at study facilities
Vital Status: 0=Unknown; 1=Living; 2=Dead Exposure End Date (MM/DD/YYYY) – at study facilities
International Classification of Diseases (ICD) Version – ICD at time of death (XX) Location Code: 1=Underground; 2=Surface; 3=Surface/Underground; 4=Inactive/Offsite
Underlying Cause of Death ICD Code (XXX.X)
Internal Analytical Set Variable List
Variables
ID – Record Number Hired Date (MM/DD/YYYY)
Date of Birth (MM/DD/YYYY) Exposure Begin Date (MM/DD/YYYY) – at study facilities
Sex Code: 0=Female; 1=Male Exposure End Date (MM/DD/YYYY) – at study facilities
Race Code: 0=Unknown; 1=White; 2=Non-white Location Code: 1=Underground; 2=Surface; 3=Surface/Underground; 4=Inactive/Offsite
Vital Status: 0=Unknown; 1=Living; 2=Dead Underground Percent
Underlying Lung Cancer Mortality: 0=No; 1=Yes Respirable Elemental Carbon Metric (µg/m3)
Contributing Lung Cancer Mortality: 0=No; 1=Yes Respirable Elemental Carbon Alternative Metrics (5-year Means, Power Model, Medians)
Underlying Esophageal Cancer Mortality: 0=No; 1=Yes Respirable Dust Metric (mg/m3)
Contributing Esophageal Cancer Mortality: 0=No; 1=Yes Radon Metric (WL=Working Level)
Last Observed Date (MM/DD/YYYY) Silica Level Code: 0=None; 1=Low; 2=Medium; 3=High
State (worked the longest): 1=Ohio; 2=Missouri; 3=New Mexico; 4=Wyoming Asbestos Level Code: 0=None; 1=Low; 2=Medium; 3=High
Mine Type Code (worked the longest): 1=Lime; 2=Potash; 3=Salt; 4=Trona Non-Diesel Polycyclic Aromatic Hydrocarbons Level Code: 0=Absent; 1=Present
Page last reviewed: July 25, 2012