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Work-Related Lung Disease Surveillance System (eWoRLD)

Coal Workers' Pneumoconiosis: Morbidity (Archive)

CWXSP: Number and percentage of examined miners with coal workers' pneumoconiosis (category 1/0+), by round and tenure, 1970-1999
Table showing CWXSP:  Number and percentage of examined miners with coal workers' pneumoconiosis (category 1/0+), by round and tenure, 1970-1999

Note:  Tabulations are based on one chest x-ray per round for each participating miner.
Round 1: Jan. 1970 - July 1973
Round 2: Aug. 1973 - July 1978
Round 3: Aug. 1978 - Dec. 1981
Round 4: Jan. 1982 - Dec. 1986
Round 5: Jan. 1987 - Dec. 1991
Round 6: Jan. 1992 - Dec. 1996
Round 7: Jan. 1997 - Dec. 1999
NOTE: 1997-1999 represents a partial round. See appendices for source description.

Source:  NIOSH Coal Workers’ X-ray Surveillance Program.

Reference Number: 2002T02-12

Date Posted: May 2003

Most Recent Version:
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