A Case-Control Study of Lung Cancer in Relation to Silica Exposure and Silicosis in a Rural Area in Japan
β Scribed by Toshihide Tsuda; Yoshio Mino; Akira Babazono; Jun Shigemi; Tadahiro Otsu; Eiji Yamamoto; Susumu Kanazawa
- Book ID
- 117703239
- Publisher
- Elsevier Science
- Year
- 2002
- Tongue
- English
- Weight
- 196 KB
- Volume
- 12
- Category
- Article
- ISSN
- 1047-2797
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π SIMILAR VOLUMES
## Background: Standardized proportionate mortality ratio (spmr) was found to be 2.2 (95% ci = 1.3-3.5) for esophageal cancer (ec) among workers exposed to refractory brick dust in a large iron-steel complex in china. ## Methods: A nested case-control design within a cohort of industrial workers.
In order to evaluate the efficacy of lung-cancer screening, a case-control study was conducted using the data from 50 areas where population-based lung-cancer screening programmes have been operated by local municipalities. In most areas, chest X-ray examinations for all participants and sputum cyto