Decline in the lung cancer hazard: a prospective study of the mortality of iron ore miners in Cumbria.

Mortality experience of haematite mine workers in China.

The mortality risk of iron ore (haematite) miners between 1970 and 1982 was investigated in a retrospective cohort study of workers from two mines, Longyan and Taochong, in China. The cohort was limited to men and consisted of 5406 underground miners and 1038 unexposed surface workers. Among the 490 underground miners who died, 205 (42%) died of silicosis and silicotuberculosis and 98 (20%) of ...

Quantitative aspects of radon daughter exposure and lung cancer in underground miners.

Epidemiological studies have shown an excessive incidence of lung cancer in miners with exposure to radon daughters. The various risk estimates have ranged from six to 47 excess cases per 10(6) person years and working level month, but the effect of smoking has not been fully evaluated. The present study, among a group of iron ore miners, is an attempt to obtain quantitative information about t...

Occupational and biological monitoring of workers exposed to airborne dust in Gol-e-Gohar Iron Ore mine: A Case-Control Study

Background and aims: Mining is categorized with considerable exposure to airborne contaminations. Regarding the high prevalence of diseases and the high population of workers in iron ore mines, the aim of this study was to investigate the effect of miners’ exposure to respirable dust compounds on the serum Malondialdehyde (MDA) levels. Methods: In this study, 92 non-smoker healthy workers of G...

Cancer of the lung in iron ore (haematite) miners.

Carcinoma of the lung in Ontario gold miners: possible aetiological factors.

A cohort of 54,128 men who worked in Ontario mines was observed for mortality between 1955 and 1986. Most of these men worked in nickel, gold, or uranium mines; a few worked in silver, iron, lead/zinc, or other ore mines. If mortality that occurred after a man had started to mine uranium was excluded, an excess of carcinoma of the lung was found among the 13,603 Ontario gold miners in the study...