[The prevalence of cardiovascular diseases among the workers and employees of organized collectives based on cardiological screening data].

Altogether 90.2 thousand workers of 33 enterprises of the cities and villages were examined. Of these, men (mean age 41.1 +/- 1.1 years) accounted for 39.2%. Use was made of an automated system for mass cardiological screening and dispensary observation made over time of the workers and employees of the organized bodies by computer EC, CM and IBM PC XT/AT. Different cardiological diseases were revealed in 38.4% of the examined. Out of the total number of the patients, 44.5% were diagnosed to have arterial hypertension (AH) whereas 18.6% coronary heart disease (CHD). CHD was widely prevalent in the working middle-aged and elderly men and women. Angina pectoris of effort appeared to be most frequently occurring form of CHD, accounting for 70.4% of the total number of CHD patients. Myocardial infarction was discovered in 0.9% of men and 0.3% of women. AH was identified in 40.8% of CHD patients, whereas 38% demonstrated borderline AH. Therefore, associated CHD and elevated blood pressure was recorded in 78.8% of the patients. A relationship was established between the prevalence and incidence of cardiovascular diseases and sex and age.