[The prevalence, risk factors and secondary prevention of digestive tract diseases in workers of the gas-producing industry].
The examination of the Ukrburgas corporation employees revealed gastrointestinal diseases in 107 of them (18.4%): ulcer in 28 and chronic gastroduodenitis in 79 subjects. The above disorders proved dependent on occupational, social and risk factors. Prophylactic antirecurrence courses are recommended for such patients.