概括
肺癌死亡率在具有铜,或炼工业的美国县显著增加. 这种过度风险与工业排放造成的社区空气污染有关,特别是无机.
科学领域:
- 环境健康 环境健康
- 流行病学 流行病学
- 毒理学 毒理学 毒理学
背景情况:
- 肺癌是一个主要的公共卫生问题.
- 工业排放会影响社区健康.
- 是一种已知的致癌物质.
研究的目的:
- 调查非铁矿石炼和精炼行业与肺癌死亡率之间的联系.
- 在特定的美国县确定肺癌的潜在环境风险因素.
主要方法:
- 1950-1969年美国白人男性和女性肺癌死亡率的分析.
- 与其他非铁矿石加工县相比,铜,或炼/炼金行业的县死亡率的比较.
- 对地理区域,人口密度,城市化,社会经济地位和其他制造过程进行统计控制.
主要成果:
- 在拥有铜,或炼和精炼工业的县里,肺癌死亡率显著增加.
- 在加工其他非铁矿石的县里,肺癌死亡率没有显著增加.
- 过度死亡率并不能由人口或其他工业因素来解释.
结论:
- 工业排放造成的社区空气污染,特别是无机,可能导致受影响地区肺癌死亡率增加.
- 对炼和炼油业务的环境监测和排放的监管对于保护公众健康至关重要.
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