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Examples of social media public health surveillance include HealthTweets, which gathers data from Twitter. [20] Twitter data is considered highly useful for public health research, as its data policies allow public access to 1% samples of raw tweets. Tweets can also be geolocated, which can be used to model the spread of contagious disease.
A sentinel surveillance system is used to obtain data about a particular disease that cannot be obtained through a passive system such as summarizing standard public health reports. Data collected in a well-designed sentinel system can be used to signal trends, identify outbreaks and monitor disease burden, providing a rapid, economical ...
In the United States, the National Notifiable Disease Surveillance System (NNDSS) is responsible for sharing information regarding notifiable diseases. As of 2020, the following are the notifiable diseases in the US as mandated by the Centers for Disease Control and Prevention: [1]
Disease surveillance is an epidemiological practice by which the spread of disease is monitored in order to establish patterns of progression. The main role of disease surveillance is to predict, observe, and minimize the harm caused by outbreak, epidemic, and pandemic situations, as well as increase knowledge about which factors contribute to such circumstances.
In particular, public health surveillance programs can: [49] serve as an early warning system for impending public health emergencies; document the impact of an intervention, or track progress towards specified goals; and; monitor and clarify the epidemiology of health problems, allow priorities to be set, and inform health policy and strategies.
Public health informatics can also delve into people with/without health insurance and the rates at which they go to the doctor. [13] Before the advent of the internet, public health data in the United States, like other healthcare and business data, were collected on paper forms and stored centrally at the relevant public health agency.
Australia [1] Hong Kong [2] India [3] Malaysia [4] United Kingdom [5] United States [6]; Acquired Immunodeficiency Syndrome (AIDS) : Acquired immunodeficiency syndrome: Regional arbovirus infections: Barmah Forest, Murray Valley encephalitis virus infection, Ross River virus infection
The International Association of National Public Health Institutes (IANPHI) is a member organization of NPHIs that in the end of 2019 had members from 99 countries, benefitting more than 5 billion people. [4]