Fall Detection Technology: Sensors, Wearables and Alert Fatigue

Falls are among the most serious and common risks in long-term care, and administrators are understandably drawn to technology that promises faster detection and response. The market offers several approaches, each with strengths and trade-offs. The bigger challenge, though, is rarely buying the technology. It is making sure staff trust the alerts it produces instead of tuning them out.

The main approaches

Wearables

Pendants, wristbands and clip-on devices use motion sensors to detect a sudden impact or a lack of movement afterward. Some also include a call button.

Strengths: they work anywhere the resident goes, including hallways and dining areas, and they are relatively inexpensive per resident.

Limitations: they only work if worn and charged. Residents with dementia may remove them, and sensitivity settings can produce false alarms from sitting down quickly or dropping the device.

Bed and chair sensors

Pressure pads or under-mattress sensors alert staff when a resident leaves the bed or chair. They are designed to prevent falls, not detect them, by prompting a visit before someone stands unaided.

Strengths: useful for residents who attempt to get up without help.

Limitations: they cover only that location, can be triggered by restless movement, and require regular checking of the pads and connections.

Floor sensors

Sensors in the floor or mats beside the bed detect pressure from standing or lying in the wrong place.

Strengths: effective at confirming that someone is on the floor.

Limitations: installation can be more involved, mats can create trip hazards if poorly placed, and coverage is limited to treated areas.

Radar and ambient room sensors

Low-power radar or similar technology monitors movement patterns in a room without cameras and can detect a fall or a prolonged presence on the floor.

Strengths: nothing to wear, and they can preserve privacy better than video.

Limitations: cost, integration effort and the need to tune each room.

Camera and video-based systems

Cameras with software analysis can detect falls and let staff verify an alert visually.

Strengths: visual confirmation reduces unnecessary trips.

Limitations: privacy concerns are significant in resident rooms. Consent, policies and your state's rules must be addressed before any deployment, and the video itself may be protected health information requiring secure storage.

Alert fatigue: the real risk

Any system that cries wolf will be ignored. Alert fatigue occurs when staff receive so many notifications that they stop treating each one as urgent. The consequence is a delayed response to the one alarm that matters.

Ways to reduce noise

Start with the right residents. Apply sensors based on individual fall risk assessments, not blanket coverage of every room.

Tune sensitivity gradually. Begin with vendor defaults, review false alarms weekly, and adjust.

Prioritize alert types. A confirmed fall should sound different from a low battery notice or a bed-exit warning.

Route alerts to the right people. Send them to the nearest responsible staff member, not to everyone.

Track what happens. Record how many alerts occurred, how many were real, and how quickly staff responded.

Maintain devices. Many false alarms result from dead batteries, loose connections and misplaced pads.

Infrastructure matters

Technology that depends on Wi-Fi, a nurse call integration or a cloud service is only as reliable as the network beneath it. Before purchasing, ask:

Does it need strong Wi-Fi coverage in every resident room and hallway?

What happens if the internet connection drops?

How are alerts delivered, by pager, phone app or overhead paging, and who maintains those devices?

How is resident data stored, and does the vendor sign a business associate agreement?

Questions to ask vendors

How does the system reduce false alarms, and what evidence supports it?

What training and ongoing support are included?

How does it integrate with your existing nurse call or documentation workflow?

What are the total costs, including sensors, installation, batteries and subscriptions?

Start small

Pilot any new technology on one unit for a few months. Involve CNAs and nurses in the evaluation, since they will live with it daily. Measure results against your own fall data rather than marketing claims.

How UnityCare IT can help

UnityCare IT can assess your wireless coverage, network reliability and security for fall detection and similar clinical technology before you commit. A sound foundation helps new tools earn the trust of the staff who depend on them.

Related service

An outsourced IT department with proactive maintenance and one number to call.

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