preferred_name: Lifts head off support surface completely for more than 2 and less than 30 seconds (any position).
preferred_name_lc: lifts head off support surface completely for more than 2 and less than 30 seconds (any position).
label: Lifts head off support surface completely for more than 2 and less than 30 seconds (any position).
label_lc: lifts head off support surface completely for more than 2 and less than 30 seconds (any position).