•	high volume	(big amount of data, often referred to as exceeding tera- or petabytes),
•	high velocity	(fast speed of data generation like streaming data close to real-time),
•	high variety	(many diverse data formats and structures from multiple sources),
•	high veracity	(conformity with facts and closely related to data quality),
•	high value	(the information derived provides benefits to decision makers which in healthcare is closely related to the triple aim).