Annual Global Survey

The Report on the WFH Annual Global Survey includes selected demographic and treatment-related data on people with hemophilia, von Willebrand disease (VWD), rare factor deficiencies, and inherited platelet disorders throughout the world.

Data Collection

The 2020 Global Survey data collection has officially begun!

We are now collecting data for 2020 Global Survey. For any questions or comments regarding the 2020 Annual Global Survey, please email [email protected].

Data submission deadline May 31
Data and Demographics Committee preliminary review July
Final validation of country data July 30
Publication of the Report on the Annual Global Survey October


The WFH Annual Global Survey mini reports are advocacy tools that provide more in-depth perspective and context to Annual Global Survey data.

The WFH has developed real time, interactive and informative visualizations to summarize the Annual Global Survey data. This system has allowed for easier and faster analysis and report creation.

View and download graphs of Annual Global Survey data using our new system.

For more information, contact [email protected]

Quality data are extremely useful in advocating for better care for people with bleeding disorders. This Fact Sheet introduces the rationale for data collection, the criteria for quality data, the keys for successful quality data collection, and examples of how quality data collection can provide the foundation of effective advocacy.


Charitable solicitations for the common purpose of WFH and WFH USA within the U.S. are conducted through WFH USA, a 501(c)3 affiliated entity.