Perhaps you should try some spelling variations:
significantly elevated » significantly greater (Expand Search), significantly correlated (Expand Search), significantly decreased (Expand Search)
significantly small » significantly smaller (Expand Search), significantly impact (Expand Search), significantly impair (Expand Search)
elevated decrease » elevated depressive (Expand Search), estimated decrease (Expand Search), greater decrease (Expand Search)
small decrease » small increased (Expand Search)

You may be able to get more results by adjusting your search query.

• Removing quotes may allow a broader search: (( significantly elevated decrease ) OR ( significantly small decrease )).