1. Maritime Communication (AIS Application-Specific Messages)
: Articles often explore the incidence of FI in specific populations (e.g., individuals aged 65 and older) or evaluate new scoring systems for more accurate clinical assessment. 3. Engineering & Industrial Automation
: It is used for Area Notices (Broadcast) , which provide vessels with critical safety and navigational information.
: In the context of inland AIS technical specifications, FI 22 can also represent the Requested Time of Arrival (RTA) at locks, bridges, or terminals. 2. Medical & Clinical Research