This paper briefly introduces selected demographic methods and their application in sports, especially in athletics and tennis. Tennis and athletics are both individual sports therefore they are suitable for comparisons.
Analysis is applied to data corresponding for example with the length of the TOP sports career. This means, that life tables showing the length of the TOP careers of men and women in various disciplines.
The previous analysis showed that women in athletics reach the TOP career at a younger age than men. The results of survival function confirmed that the performance of men and women in various age groups and in individual disciplines are different.
This contribution brings new results, based on a similar analysis of tennis data. There will be tested the assumption about the impact of the annual period in which the athlete was born at his or her TOP career.
The results of athletic and tennis analysis will be compared.