- Hospitalcosts were positively correlated to length of stay(r=0.660, P<0.001), and negatively correlated to BI (Barthel ADL Index) (r=-0.375,p<0.01) .
- The index is at the back (of the book).
- Automatic modification of the index register.
- A person's face is often an index of his mood.
- Do you know the price index in the city?