Chronic Respiratory Disease in a Random Sample of Men and Women in the Rhondda Fach in 1958

AUTOR(ES)
RESUMO

To investigate the high death rates for bronchitis in South Wales miners a survey of respiratory symptoms and ventilatory capacity in 90% of a random sample of 600 men between the ages of 35 and 64 and 200 women between 55 and 64 living in the Rhondda Fach was carried out. The sample of men was stratified by age and occupation, 100 miners and ex-miners, and 100 non-miners being studied in each decade.

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