Perhaps you should try some spelling variations:
significantly related » significantly correlated (Expand Search), significantly elevated (Expand Search), significantly reduced (Expand Search)
significantly lower » significantly higher (Expand Search)
related decrease » reported decrease (Expand Search), related disease (Expand Search), greater decrease (Expand Search)
lower decrease » larger decrease (Expand Search), linear decrease (Expand Search), teer decrease (Expand Search)

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

• Removing quotes may allow a broader search: (( significantly related decrease ) OR ( significantly lower decrease )).