[Changes in the incidence and structure of absenteeism due to illness in Poland 1970-1982].

The dynamics of absenteeism due to particular causes of diseases of national economy workers in Poland, during 1970-1982, was analysed. An increase of the sickness absenteeism rate by approx. 48%, the annual increase rate coming to about 3%, was noted. The highest dynamics of increase related to the osseo-muscular system diseases, approx. 15% annually, then the circulatory system diseases--approx. 7%, the specific index due to arterial hypertension increasing annually by about 17%. The highest dynamics of increase in absenteeism rates due to certain diseases resulted in considerable changes in sickness absenteeism structure at the time being analysed.