USB extenders are generally able to support distances of up to 164 feet (50 m). The length depends on the length of Ethernet cable that you use. Ethernet cables can transfer data further distances than typical USB cables without having the data transfer deteriorate.
According to the Alzheimer's Society, the average life span for a patient with vascular dementia is around five years after symptoms begin manifesting. Oftentimes, the patient's death is caused by a stroke or heart attack. Continue Reading.
Study of Dementia Patients Shows Women Live Slightly Longer Than Men. From the WebMD Archives. Jan. 10, 2008 -- The average survival time for people diagnosed with dementia is about four and a half years, new research shows. Those diagnosed before age 70 typically live for a decade or longer. In an effort to learn more about survival characteristics among patients with Alzheimer's disease or other dementias, researchers from the U.K.'s University of Cambridge followed 13,000 people who were aged 65 and older for 14 years.