Increase in the incidence of non communicable disease compared to previous years is known as?
A. Secular trend
B. Seasonal trend
C. Cyclical trend
D. Periodical trend
Correct answer : A. Secular trend
Secular trends are those trends which describe the change in occurrence of a disease over prolonged periods, usually years. It depends on the multiple factors such as degree of immunity, socioeconomic status and nutritional levels in the population.