RTLS for Long-Term Care and Memory Care: Protecting Residents Beyond the Hospital

Long-term care (LTC) and memory care facilities face a unique set of safety challenges. Residents with Alzheimer’s disease, dementia, and cognitive decline are at constant risk of elopement, falls, and wandering into unsafe areas. Unlike acute care hospitals where patients are typically under close observation, LTC residents often move freely through large facilities, gardens, and outdoor areas throughout the day.

Real-Time Location Systems (RTLS) designed for these environments must do more than simply track a badge at a doorway. They need to provide continuous, reliable location data across indoor and outdoor spaces, through walls and between floors, and they need to respond in seconds when a resident is in danger.

The Scale of the Problem in Long-Term Care

The Alzheimer’s Association reports that 6 in 10 people living with dementia will wander at least once, and many will do so repeatedly. In long-term care settings, elopement is the second most common cause of death among residents with cognitive impairment, behind only falls. CMS considers elopement a “never event,” and facilities that experience resident elopement face immediate jeopardy citations, lawsuits averaging $2 million to $10 million per incident, and potential loss of Medicare/Medicaid certification.

Falls are equally devastating. The CDC reports that residents in skilled nursing facilities experience an average of 2.6 falls per bed per year. At an average cost of $14,000 to $36,000 per fall-related injury requiring hospitalization, these incidents represent both a patient safety crisis and a financial burden that can threaten a facility’s viability.

Why Most RTLS Technologies Fail in LTC Environments

Many LTC and memory care facilities have invested in RTLS solutions that looked promising on paper but failed to deliver reliable protection in practice. The primary reasons are rooted in the physics of radio frequency propagation and the unique construction of these buildings.

Wi-Fi (2.4 GHz) and Bluetooth Low Energy (BLE): These high-frequency technologies struggle to penetrate the thick walls, concrete block construction, and metal-reinforced structures common in older LTC facilities. Signal attenuation at 2.4 GHz is severe through plaster-over-lath walls and between floors. Tags positioned under blankets, in pockets, or behind a resident’s body may lose contact with access points entirely. Battery life on Wi-Fi tags is typically 2 to 5 days due to constant handshaking with the network, creating a maintenance burden that overwhelms small facility staffs.

900 MHz systems: While 900 MHz performs better than 2.4 GHz through building materials, it still cannot reliably penetrate the dense construction found in many LTC facilities built in the 1950s through 1980s. These systems also lack the infrastructure density needed for room-level accuracy in residential environments where rooms are smaller and corridors are narrower than in hospitals.

Door-only systems (magnetic locks, break-beam sensors): These systems only know where a resident is when they pass through a monitored doorway. If a resident removes their tag, the system has no way of knowing until the resident reaches a door, if they reach one at all. If a tag battery dies between door crossings, the resident is invisible to the system. For elopement prevention in a life-safety context, this gap is unacceptable.

How 433 MHz RF Solves the LTC Challenge

The 433 MHz radio frequency sits in a sweet spot for building penetration. Its longer wavelength passes through concrete, brick, plaster, wood, and metal-reinforced structures far more effectively than higher frequencies. This means a 433 MHz RTLS can maintain continuous contact with every resident tag on every floor, through every wall, without requiring a reader in every room.

SecurTRAK’s architecture deploys 433 MHz RF readers on approximately 45 to 60 foot spacing throughout the facility. Each reader calculates the Received Signal Strength Indicator (RSSI) from every tag it hears, and the system’s triangulation algorithms use multiple overlapping reader coverages to locate tags to within 5 meters (approximately 15 feet) accuracy. Tags transmit their status, including unique ID, battery level, tamper condition, and motion, every 10 seconds when in motion and every 60 seconds when stationary.

This means staff always know the location of every resident, everywhere in the facility, at all times. If a battery weakens, the system alerts staff before the tag goes silent. If a tag is tampered with or removed, the system generates an immediate tamper alert with the last known location.

LF Exciters: Precision Where It Matters Most

At critical transition points, such as exterior doors, stairwells, and elevator entrances, SecurTRAK deploys Low-Frequency (125 kHz) exciters. These devices create an electromagnetic bubble that penetrates up to 2 feet of concrete, with an adjustable field radius from 2 to 12 feet. When a resident’s tag enters an LF exciter field, the tag is forced to transmit both its own ID and the exciter’s unique location ID. This provides sub-second, room-level accuracy at choke points.

Pairing LF exciters with door contacts adds a second condition: the alert only fires when both the door is open and the resident tag is in the exciter field. This dual-condition logic dramatically reduces false alarms, which is critical in LTC where false alarms cause staff fatigue and complacency.

Use Cases in Long-Term Care and Memory Care

Elopement prevention: When an at-risk resident approaches an exit, the LF exciter triggers an immediate alert. Business rules can automatically lock doors and elevator cabs, activate CCTV cameras nearest the alert location, send notifications to staff badges, nurse stations, and mobile devices. The system logs every event for regulatory documentation.

Wander management: Unlike elopement (leaving the facility), wandering involves residents entering unauthorized areas within the facility, such as other residents’ rooms, kitchens, mechanical rooms, or medication storage. RTLS can define virtual boundaries around restricted zones and alert staff when a tagged resident enters them.

Fall risk monitoring: Motion data from tags can identify residents who are unexpectedly stationary (potential fall) or active at unusual hours (nighttime wandering). Integrating this data with nurse call systems ensures rapid response.

Staff accountability: Staff badges with duress buttons provide panic alert capability, while also documenting rounding compliance, response times, and care delivery patterns for quality assurance and regulatory surveys.

Outdoor garden and courtyard tracking: Many memory care facilities include enclosed gardens or courtyards. 433 MHz readers with outdoor-rated antennas extend coverage to these areas, maintaining continuous tracking as residents transition between indoor and outdoor spaces.

Regulatory and Survey Readiness

CMS surveyors specifically examine elopement prevention programs during LTC facility surveys. An RTLS that provides continuous, documented tracking demonstrates compliance with F-Tag 689 (Free of Accident Hazards) and supports the facility’s overall Quality Assurance and Performance Improvement (QAPI) program. The system’s automatic event logging creates an audit trail that shows the facility took reasonable precautions, which is essential for both survey readiness and legal defense.

Frequently Asked Questions

Learn More About SecurTRAK RTLS Solutions

• Wander and Elopement Management
• Wireless Staff Duress
• Asset Tracking and Management
• Temperature Monitoring
• Infant Security
• Corrections Facility Solutions
• Why NOT Wi-Fi, BLE, or 900 MHz for RTLS
• How We Are Different