2. Big data in healthcare in 5 letters

2.1 V of Data Variety and Variability in Healthcare

One of the most important specificities of Big Data in healthcare is the V. This V is even double:

1. health data is characterized by its extreme diversity: this is the "V" of Variété des données de santé (Variety of health data);

2. they are also marked by their changing nature: this is the "V" in Variability of health data.

This great variety and variability of phenomena is observed in healthcare when a health event occurs or is followed up. A consultation or stay in a healthcare facility generates a large number of different types of produced and aggregated data, such as clinical data, prescriptions, drug consumption, complementary...