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Biomedical subjects

A Chovil

Publications and source records attributed to A Chovil.

10 recordsLinked to original sources

Use of industrial hygiene and safety professionals: a survey of South Carolina manufacturing plants.

There has been considerable debate about manpower adequacy in industrial hygiene and safety, but little indication as to which industries make use of these professionals and to what extent. This paper presents the results of a survey of manufacturing industry in South Carolina, which suggest that plants not only make less use of the services of industrial hygiene and safety engineers than might seem desirable, but have only a limited perception of the need.

Humans

Economic evaluation of corporate medical programs.

The cost of corporate medical programs is receiving increasing attention in times of financial austerity. This article reviews the published data on economic evaluations of such programs. It develops a framework within which profitability and cost-effectiveness can be assessed. Critical evaluation of the available data confirms the probable cost benefit of preemployment examinations, and absenteeism and alcohol abuse control programs. It is noted that the data are limited to a small and unrepresentative sample of industry.

Absenteeism

Laryngeal cancer: an explanation for the apparent occupational association.

The apparent association of laryngeal cancer with asbestos and possibly other occupational exposures can be accounted for by the hypothesis that chronic vocal abuse peculiar to certain working conditions will act as a promoting factor for active carcinogens found mainly in tobacco smoke.

Alcohol Drinking

The epidemiology of primary lung cancer in uranium miners in Ontario.

This paper reviews the epidemiology of lung cancer in uranium miners in northern Ontario whose cumulative exposure was relatively low and who were exposed only for a short period of time. The development of the "epidemic" is demonstrated chronologically and in terms of latency. An apparent difference between the effects of short-term and of more prolonged radiation is shown. A dose-response effect is demonstrated at all levels. Analysis of tumor type suggests that there may be a difference in dose-response between the two principal types encountered. The relationship of the geographic location of exposure to the final residence at death is reviewed.

Age Factors

Respiratory cancer in a cohort of nickel sinter plant workers.

A study was undertaken of a cohort of nickel refinery workers from a sinter plant that operated from 1948 to 1962. A complete follow-up of the 495 workers has been carried out by searching death records and other measures. Incidence cases known to the Workmen's Compensation Board of Ontario have been included. Fifty-four cases of lung cancer and eight of sinus cancer (including two in men who subsequently developed primary lung cancer) were located. The risk of lung and sinus cancer was much higher in the earlier days of operation of the plant, with an increase rate of over 40% for those employed in the first year of operation. The dose-response relationship has been examined by regressions of standardised morality ratios (SMR) and standardised incidence ratios (SIR). The SIR suggests that the risk doubled at levels of exposure of 12 months (six months in the earlier years).

Adult

Permanent disability evaluation in terms of dynamic function.

This article reviews the concepts of impairment and disability. It is argued that traditional methods of disability assessment based on passive function do not adequately reflect actual loss of function and that it is possible to arrive at a much fairer assessment of residual abilities. The techniques suggested are derived from those already established in the rehabilitation field by the proponents of the GULHEMP System. It is suggested that raditional methods are falling into disrepute because of thier inadequacy and that this reflects on the profession as a whole.

Disability Evaluation