has essential measure Current Age NIH Stroke Scale (NIHSS) phenX:820801 18 years and older Few but definitions not freely available Examiners must be trained to administer, score, and interpret the NIH Stroke Scale (NIHSS). The National Institute of Neurological Disorders and Stroke (NINDS) provides a comprehensive interactive training DVD for the NIHSS. Information and purchasing details for this training are available on the NINDS website. http://www.phenxtoolkit.org/index.php?pageLink=browse.protocoldetails&id=820801 PhenX protocol: NIH Stroke Scale (NIHSS) #820801 NIHSS A physical assessment of the various symptoms associated with a stroke, consisting of 11 categories. For each category, the test administrator asks the respondent to perform an activity or respond to stimuli. Respondents receive a score for each category based upon their ability to complete the activity or respond to the action. Each score typically ranges from 0 to 3. Each category of the NIHSS is designed to determine the respondent's level of consciousness (LOC), visual, motor, or language ability. NIH Stroke Scale Stroke Impact Measure