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The Demography of the World Population from 1950 to 2100. Data source: United Nations — World Population Prospects 2017. Demography (from Ancient Greek δῆμος (dêmos) 'people, society' and -γραφία (-graphía) 'writing, drawing, description') [1] is the statistical study of human populations: their size, composition (e.g., ethnic group, age), and how they change through the ...
Health data is any data "related to health conditions, reproductive outcomes, causes of death, and quality of life " [1] for an individual or population. Health data includes clinical metrics along with environmental, socioeconomic, and behavioral information pertinent to health and wellness. A plurality of health data are collected and used ...
Population health has been defined as "the health outcomes of a group of individuals, including the distribution of such outcomes within the group". [1] It is an approach to health that aims to improve the health of an entire human population.
Medical statistics is a subdiscipline of statistics. It is the science of summarizing, collecting, presenting and interpreting data in medical practice, and using them to estimate the magnitude of associations and test hypotheses. It has a central role in medical investigations. It not only provides a way of organizing information on a wider ...
Since 1984, The Demographic and Health Surveys (DHS) Program has provided technical assistance to more than 300 demographic and health surveys in over 90 countries. DHS surveys collect information on fertility and total fertility rate (TFR), reproductive health, maternal health, child health, immunization and survival, HIV / AIDS; maternal ...
For every 1,000 in the population, there was an average of 104.2 stays and each stay averaged $11,700 (equivalent to $14,854 in 2023 [31]), [29] an increase from the $10,400 (equivalent to $13,802 in 2023 [31]) cost per stay in 2012. [32] Approximately 7.6% of the population had overnight stays in 2017, [33] each stay lasting an average of 4.6 ...
Epidemiology is the study and analysis of the distribution (who, when, and where), patterns and determinants of health and disease conditions in a defined population. It is a cornerstone of public health, and shapes policy decisions and evidence-based practice by identifying risk factors for disease and targets for preventive healthcare.
The terms EHR, electronic patient record (EPR) and EMR have often been used interchangeably, but differences between the models are now being defined. The electronic health record (EHR) is a more longitudinal collection of the electronic health information of individual patients or populations. The EMR, in contrast, is the patient record ...