What framework or risk assessment tool is most effective in determining surgical or palliative management of acute hip fracture after a fall in an elderly patient with co-morbidities and poor functional status?

I have found the NSQIP calculator to be the most useful in situations of acute hip fractures in elderly patients.

In particular, it looks at more than just cardiac risk perioperatively - it examines functional, pulmonary, and ICU risks. They incorporate a number of co-morbidities and functional stat...