Surveillance system

The purpose of this document is to provide a standard framework and best current practice for implementation of an Early Warning and Response Network (EWARN) and its operation in the field, following humanitarian emergencies. These guidelines are intended for all individuals responsible for disease surveillance activities at all levels. These individuals include health facility staff, […]

Surveillance is the ongoing systematic collection, analysis, and interpretation of outcome specific data for use in planning, implementing and evaluating public health policies and practices. A communicable disease surveillance system serves two key functions; early warning of potential threats to public health and programme monitoring functions which may be disease specific or multi-disease in nature.