Abstract
Motionlogger Actigraphy watch is a wearable machine used to measure bodily exercise and sleep patterns. It really works by monitoring the motion, temperature, and ambient mild. These information may be analyzed to supply insights into sleep high quality, exercise ranges, and circadian rhythms. The up to date Sleepwatch 2.0 model may have Bluetooth to hook up with smartphones and have a replaceable battery. The machine has a number of completely different modes of operations (algorithms) to detect sleep vs wake, together with Zero Crossing (ZC) mode, Time-Above-Threshold (TAT) mode, and Proportional Integrating Measure (PIM) mode. The modes can be utilized to detect when the machine is faraway from the wrist, and the machine additionally has a lightweight sensor to assist detect time in mattress. A smartphone app may be custom-made with questionnaires, score scales and PVT response time measuring. Setups and downloads are by means of the proprietary Watchware software program. Motion W, the medical sleep scoring software program, permits customers to mark the sleep durations for evaluation, make changes with a graphical drag-and-drop boundary software, customise reviews for which sleep variables and graphics, and export information. Motion 4 software program can be utilized for circadian analysis.
Claimed Capabilities/Measurements
The Motionlogger machine claims to have the best actigraphy accuracy in comparison with PSG, temperature, and lightweight detection to enhance time in mattress detection, off-wrist detection, visible occasion marking, 2 Mb non-volatile reminiscence, and 30-day run. The up to date SleepWatch 2.0, anticipated to be launched quickly, additionally claims to incorporate Bluetooth connections, cloud software program, a photoplethysmography sensor, and a touchscreen with a scroll wheel. Different Ambulatory Monitoring merchandise embody Zzz-logger, PVT monitor, smartphone or pill, Inductotrace (previously Respitrace), and Buzz Bee.
Mechanism
Gentle, temperature, and wrist motion
Sensors
Temperature sensor, mild sensor as much as 1200 lux, accelerometer
Technical Concerns
The corporate reportedly will provide a trade-in worth program for upgrades from the prior SleepWatch to SleepWatch 2.0.
Publications
Quotation: Rupp TL, Balkin TJ. Comparability of Motionlogger Watch and Actiwatch actigraphs to polysomnography for sleep/wake estimation in wholesome younger adults. Behav Res Strategies. 2011 Dec;43(4):1152-60. doi: 10.3758/s13428-011-0098-4. PMID: 21512871.
DOI: https://doi.org/10.3758/s13428-011-0098-4
URL: https://hyperlink.springer.com/article/10.3758/s13428-011-0098-4
Trade Help: Sure
Validation Research: Sure
Comparability Check(s): PSG and Actiwatch-64
Research Abstract: Following one night time of baseline sleep, 29 younger wholesome volunteers remained awake for 36 h, adopted by 11 h of restoration sleep within the laboratory. Two units of analyses had been carried out: (1) epoch-by-epoch settlement and discriminability index (d’) calculations, and (2) sleep parameter concordance with repeated measures ANOVAs. In comparison with PSG, each Actiwatch and Motionlogger-estimated whole sleep time and sleep effectivity estimates had been underestimated, and the sleep latency was overestimated on restoration. Regardless of these misestimations, the authors concluded that the Motionlogger offered nominally higher settlement with PSG.
Quotation: Meltzer LJ, Walsh CM, Traylor J, Westin AM. Direct comparability of two new actigraphs and polysomnography in kids and adolescents. Sleep. 2012 Jan 1;35(1):159-66. doi: 10.5665/sleep.1608. PMID: 22215930; PMCID: PMC3242684.
DOI: https://doi.org/10.5665/sleep.1608
URL: https://educational.oup.com/sleep/article-abstract/35/1/159/2453871?redirectedFrom=fulltext&login=false
Trade Help: No
Validation Research: Sure
Comparability Check(s): PSG & Phillips Respironics Mini-Mitter Actiwatch-2
Research Abstract: Individuals included 59 women and 56 boys, with a imply age of 8.8 years who wore the Ambulatroy Motionlogger (AMI) and the Philips Actiwatch-2 whereas present process PSG. For the AMI Sleep Watch, vital variations had been discovered for all sleep end result variables controlling for age and SDB standing with the AMI machine underestimating TST by virtually 24 min and overestimating wake by 25 min, leading to a decrease SE (underestimated by 4.4%). Sensitivty 0.89-0.92, specificity 0.65-0.73, accuracy of 0.88-0.89 relying on the algorithm. For AMI-Cole-Kripke, statistically vital variations had been discovered for all three sleep variables (controlling for age and SDB) in comparison with PSG, but none of those variations had been clinically significant (2 min for TST, 5 min for WASO, and 0.4% for SE).
Medical Trials
https://clinicaltrials.gov/search?time period=motionloggerpercent20
Associated Applied sciences
ActLumus, ActTrust, ActiGraph LEAP, (Actigraph) Centrepoint Perception watch, Biosticker/Biobutton, CamNtech movement watches, Philips Actiwatch, Readiband and Readiwatch, Fibion, FitBit watches, Fitbit trackers, Garmin watches, Somnowatch Plus +Eco, Micro Motionlogger-SleepWatch 2.0, Empatica-EmbracePlus watch, PamSys, Vyvo Biosense ring
The publish Motionlogger Actigraph/SleepWatch 2.0 appeared first on American Academy of Sleep Medication – Affiliation for Sleep Clinicians and Researchers.
