Assertion: scoliosis's surgery | /r/CapableOf | prevent curvature
Facets:
value: further
type: MANNER
Source sentences:
text: When curves become very large, generally more than 40 to 50 degrees, many people feel that surgery is the best option to prevent further curvature and straighten the spine, but this is a very individual conversation that families have with their doctors, and some people with severe scoliosis never have surgery.