The CareMat detector mat is used in the healthcare sector. It helps nursing staff and relatives who are caring for people with dementia, as well as patients who are susceptible to falling or wandering off.
https://smartaccess.bircher.com/en/detectors-and-switches-from-bbc-bircher-smart-access-delivered-worldwide/caremat-safety-contact-mat-increases-safety-and-relieves-the-burden-on-staff-in-the-care-sector/