Assertion: scoliosis's curve | /r/Desires | surgery
Facets:
value: usually
type: TEMPORAL
value: to straighten the spine
type: PURPOSE
Source sentences:
text: Severe curves may require surgery to straighten and stabilize the spine.
text: Roughly 2 to 3 percent of American 16-year-olds have scoliosis, although less than one tenth of 1 percent have curves that might require surgery (a curvature measuring 40 degrees or higher).
text: Girls and boys have an equal chance of developing a spinal curvature, but girls are more likely to develop severe curves that require treatment or surgery.
text: Curves over 45 - 50 degrees almost always keep progressing and usually require surgery.