Pancreatitis is a disease caused by inflammation of the pancreas. The pancreas is a small fleshy organ located between the stomach and small intestine. The pancreas has many functions related to digestion and the regulation of blood sugar levels. Pancreatitis is a disease caused by inflammation of the pancreas..
causes as censoring events, the concept of relative survival was developed by comparing the observed survival probability of a group of cancer patients with the survival of a âsimilarâ cancer-free group. Relative survival is defined as the ratio of the observed survival (all cause survival) of a cohort of cancer patients to the expected survival of a comparable set of cancer free individuals.
Relative Risk. The relative risk is the ratio of absolute risk (incidence rates). Relative risk measures the strength of association between an exposure and a disease. Groups are usually defined by exposure to a potential determinant/cause of the disease, but can be similar things, such as gender.or example, socio-demographic factors, or exposure to factors that may cause the disease. There are several measures of risk, and we will deal with each in turn in this article. 1  Absolute risk = incidence rate. 2  Relative risk.