4 types of epidemiologic information useful for influencing public health policy

death rate, morbidity index, prevalence and frequency of disease.

Explanation: In public health policies, they must respond effectively to the most relevant problem in society, the one they are currently transiting, in this way, with these indices, it is verified whether the problem is really such, the repercussion and the significance in the society. On the other hand, not only respond to the most important problems, but also that everyone has access to the resolution and is maintained over time.