Assertion: professional boxing | /r/CapableOf | provide sufficient demographic data
Facets:
value: for inclusion.3,15–21 table
type: PURPOSE
Source sentences:
text: RESULTS Boxing history From the search strategy, only nine studies were identified as relating to professional boxing that provided sufficient demographic data for inclusion.3,15–21 Table 1 summarises the extracted studies, and table 2 summarises them by era.