Priority from the Bleeding Disorders PSP

UNCERTAINTY: What activities are NOT safe to do with any given reduction in platelet count or clotting factor level?
Overall ranking This was one of the 15 questions at the workshop that fell outside of the Top 10. These were not ranked in any order of priority
JLA question ID 0078/14
Explanatory note High impact sports or activities are discouraged in people with bleeding disorders because they may provoke bleeding. This is obvious for say, boxing, but for others there is considerable uncertainty. 
Evidence No systematic reviews identified.
Health Research Classification System category Blood
Extra information provided by this PSP
Original uncertainty examples Not available
Submitted by Not available
PSP information
PSP unique ID 0078
PSP name Bleeding Disorders
Total number of uncertainties identified by this PSP. 66 (To see a full list of all uncertainties identified, please see the detailed spreadsheet held on the JLA website)
Date of priority setting workshop 7 July 2018