A City Guide To Neijiang for Key concepts include mortality, morbidity, prevalence, incidence, absolute risk and relative risk. Type of question Who gets this disease? How common is it? aged over years per cent women, per cent men and for men, the most common condition was cardiovascular disease per cent men, per cent women. Two-fifths of the older people sampled reported limitations in performing at least one functional activity, usually walking without stopping or discomfort. Does the process of ageing influence how an older person thinks about themselves and their health? Empirical research has shown that self-concept is relatively stable through ageing e.g. Baltes and Baltes and that changes in self-concept are not an inevitable part of the ageing process. In fact, ageing is not necessarily a negative experience although it may become so because of the ageist attitudes that exist in many industrialised countries. A City Guide To Neijiang 2016.