Detecting Older Adults' Behavior Changes During Adverse External Events Using Ambient Sensing: Longitudinal Observational Study.
Roschelle Fritz, Diane Cook
PMID 40311115WHAT IT FOUND
Home sensors showed pandemic lockdowns sharply reduced time out of the home and increased restless sleep.
During wildfire smoke, immediate changes were small, and longer smoke days gradually reduced outdoor time.
Key findings
01During pandemic lockdowns, sensor-derived time out of home decreased from 5.97 hours daily to 2.17 hours, and sleep restlessness showed a 946.74% rise.
02During wildfire smoke, immediate behavior changes were not significant, but over longer smoke periods time out of home and nighttime sleep duration gradually decreased.
03Time spent out of home was the most predictive marker for distinguishing event and nonevent periods, followed by sleep restlessness, sleep efficiency, activity level, and sleep duration.
STILL TO COME
How it was doneWhat they foundWhat it means for RNs
Read the rest of this summary
You get three full summaries a month, free, and we do not ask for a card. Search, the TL;DRs and your library stay unlimited either way.
What it does not show
The sample was a convenience sample of 39 participants, but the analysis used 13 homes for COVID and 28 homes for wildfire smoke; Table 4 lists 30 for smoke, so the analyzed count is not fully consistent. Most participants were aged 70+, and only single-resident homes without pets were analyzed, so results may not apply to younger adults, multi-resident homes, or households with pets. The study observed behavior markers, not health outcomes, and did not test whether sensor alerts, nurse response, or interventions changed hospitalization, function, or symptoms. Sensors captured indoor movement and door use, not outside activity or finer behaviors, and sensor density varied across homes. Wildfire smoke immediate changes were not significant, and some clustering and gender subgroup findings were exploratory.
Declared interests
No conflicts of interest were declared. The supplied publication types list U.S. government and NIH extramural research support, but the article text does not identify a specific funder.
The easy way to misread this
Do not conclude that ambient sensors improve older adults’ health or that nurse alerts based on them work. This was a small observational sensor study; it did not test an intervention, and wildfire smoke behavior changes were not large or statistically significant.