External cause status
Notes: Civilian activity done for financial or other compensation ; Activity NEC ; Activity of child or other family member assisting in compensated work of other family member ; Hobby not done for income ; Leisure activity ; Off-duty activity of military personnel ; Recreation or sport not for income or while a student ; Student activity ; military activity (Y99.1) ; volunteer activity (Y99.2) ; activity of off duty military personnel (Y99.8) ; activity of child or other family member assisting in compensated work of other family member (Y99.8) ; civilian activity done for income or compensation (Y99.0) ; military activity (Y99.1) ; A single code from category Y99 should be used in conjunction with the external cause code(s) assigned to a record to indicate the status of the person at the time the event occurred.