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![Detection of health deterioration in a COVID-19 patient at home: the potential of ambient sensor systems](https://image.oaes.cc/d217f030-f977-4b3d-ab91-114d1fa68cf1/4823.fig.1.jpg)
Figure 1. Dashboard for caregivers with visualization of daily activities (normalized units) based on sensor data from passive infrared (PIR) motion sensors in each room of the home which is regularly used, a door sensor at the entry door of the home, and an EMFIT QS bed sensor. The figure shows three representative days for the situation in November before COVID-19 (A) and the days from diagnosis to hospitalization 10 days later (B).