Occupational Health - Public
Health Poster Session
Re: Preclinical Diagnosis of Chronic Obstructive Bronchitis in, Workers Exposed to Occupational Pneumotropic Pollutant -Comments, Nikolai Matveev
matv@pop.sci-nnov.ru
On Wed Dec 9, Lucian Tefas wrote
--------------------------------
>We are aking you if the applied questionnaire is compatibile with the European Communitty Questionnaire (British Medical Reasearch Council)?
>We are wondering if there is not a high difference between the number of subjects in Control Group and the number of subjects in Studied group?By the name of Prof. Penknovich:
Yes, in our research we used the questionnaire based on European Community Questionnaire.
The number of persons in two groups had no significant difference.
Fri Dec 11