Assessing nocturnal scratch with actigraphy in atopic dermatitis patients

Study design and data collection

There were 23 AD patients enrolled with up to five nights of data collected from each participant, and three subjects were excluded due to device malfunction and software issues. We have 96 nights of data from 20 subjects to train the model. During each study night, participants slept at the clinical research unit (CRU) on a mattress with an EMFIT bed sensor, wore an AX6 actigraphy device on each wrist, and had an infrared camera videotape throughout the night. Triaxial accelerometer and triaxial gyroscope signal data were collected from AX6 to capture the…