| Age | 15 to 44 | 45 to 54 | 55 + | 
                        
                           
                           | Education (formal and vocational) | 12th grade and up | 8th to 12th grade | 0 to 7th grade | 
                        
                           
                           | Motivation to work | High | Unknown | Low | 
                        
                           
                           | Physical or mentallimitations
 | Mild | Moderate | Severe | 
                        
                           
                           | Medical prognosis | Favorable | Stable | Poor | 
                        
                           
                           | Work History | Stable | Unstable | Poor | 
                     
                  
                
                Explanation of Profile Characteristics 
                Age —Chronological age
               
                Education (formal and vocational) —Actual grade level achieved or equivalent
               
                Motivation To Work —General impressions of applicant's interest in working from file evidence, including
                  work record, if any; applicant's statement about desire to work, comments of interviewers,
                  physicians or former employers about attitude toward work.
               
                Physical or Mental Limitations —Evident from medical or psychological reports, vocational assessments and observations.
               
                Medical Prognosis —“Favorable” means a minor impairment or a moderate impairment which is expected
                  to improve. “Stable” means moderate or severe impairment expected to remain at present
                  level of severity. “Poor” means moderate to severe impairment which is expected to
                  be rapidly progressive.
               
                Work History —Consider regularity and level of earnings from earnings record or other work record,
                  if any. Disregard this factor when evaluating childhood disability benefits (CDB)
                  and disabled widow's benefits (DWB) cases or title XVI claims involving little or
                  no work history.
               
               Work is defined as activity performed in employment or self-employment for remuneration
                  or gain or of a type normally performed for remuneration or gain.