Assertion: osteoarthritis | /r/CapableOf | affect 52.5 million people
Facets:
value: as of 2012
type: TEMPORAL
value: in the united states
type: LOCATION
Source sentences:
text: As of 2012 , osteoarthritis affected 52.5 million people in the United States, approximately 50% of whom were 65 years or older.