At least half of the patients had a cognitive impairment when they entered rehabilitation.

With or without cognitive impairment, patients improved in stroke rehabilitation, and they improved at a similar rate, regardless of whether cognitive impairment was present, at least as measured by the Mini-Mental State Exam.

This is important, because mild cognitive impairment often precedes dementia.

It's very common in paranoid schizophrenics to have areas of significant impairment and islands where cognitive skills are preserved,

Half a psychiatrist's patients see him because they are married -- the other half because they're not.

In the second quarter alone, we banked on at least 700 more patients who we couldn't treat because of the rule. Many patients who relied on these services will find it will be no longer available to them.