TABLE A-2 Summary of new information on 5 miner cohorts


Updated information

Related reference

Chinese tin miners

New information indicated miners worked 313 days/yr before 1953, 285 days/yr from 1953–84, and 259 days/yr from 1985.

Unpublished information

Czech uranium miners

Exposure histories re-evaluated and follow-up improved. There were 705 lung-cancer cases, compared to 661 in the previous analysis. Cohort was enlarged from 4,284 to 4,320 miners, including all miners who entered 1948–59.

Tomásek and others 1994

Colorado uranium miners

Follow-up extended from December 31, 1987 to December 31, 1990. In updated data, there were 336 lung-cancer deaths < 3,200 WLM used in the pooled analysis (and 377 total cases), compared to 294 lung-cancer deaths < 3,200 WLM (and 329 total cases).

Hornung and others 1995

Beaverlodge uranium minersa

Re-calculation of WLM exposures, but limited to a nested case-control sample.

Howe and Stager 1996

French uranium miners

Corrections of some (non-lung-cancer) outcomes and exposure data. Changes were not extensive.

Unpublished information

a The most recent update of the Beaverlodge data was not included in the BEIR VI analysis.

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