Big data refers to massive bits or sets of data – both structured and unstructured. Analyzed computationally, it intends to reveal trends, patterns, and associations – especially in human behavior. It also has one or more of the following characteristics: volume, variety, velocity, or veracity.
Big data has made an immense impact in the world of business. Now, it is doing the same in the world of medicine.
Healthcare provider decisions are becoming more and more evidence-based. This means that they are relying more on research and clinical data, as opposed to solely on their schooling and expertise. Now more than ever, there is a greater demand for big data. Perhaps the most widespread application of big data in healthcare is electronic health records (EHR). Every patient has his or her own digital record, which includes their medical history, allergies, lab results, etc.