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Continuous Digital Assessment for Weight Loss Surgery Patients.
Ernesto Ramirez1, Nikki Marinsek1, Benjamin Bradshaw1
1Evidation Health, San Mateo, California, USA.
Digital Biomarkers
|May 14, 2020
Summary
Wearable devices like Fitbits can track changes after weight loss surgery. Post-surgery, patients showed fewer steps, lower heart rates, and improved sleep, indicating device utility for recovery monitoring.
Area of Science:
- Bariatric surgery outcomes
- Digital health monitoring
- Postoperative recovery tracking
Background:
- Weight loss surgery significantly impacts patient physiology and behavior.
- Monitoring postoperative recovery is crucial for patient management.
- Consumer-grade wearable devices offer continuous data streams.
Purpose of the Study:
- To evaluate the utility of wearable devices in capturing changes following weight loss surgery.
- To assess behavioral and physiological shifts in the perioperative period.
- To explore the potential of these devices for continuous, individualized recovery monitoring.
Main Methods:
- Surveyed a large population regarding surgical procedures and wearable device use.
- Analyzed Fitbit data from 66-118 patients undergoing weight loss surgery.
- Examined daily behavioral (steps, walking time) and physiological (heart rate, sleep) metrics 12 weeks pre- and post-surgery.
Main Results:
- Post-weight loss surgery, patients exhibited reduced daily steps and walking time.
- Resting and 95th percentile heart rates decreased after surgery.
- Total sleep time and sleep efficiency improved in the postoperative period.
Conclusions:
- Consumer-grade activity trackers effectively capture behavioral and physiological changes post-weight loss surgery.
- Wearable devices show potential for convenient, sensitive, scalable, and individualized postoperative recovery measurement.
- Continuous data from wearables can enhance the understanding and management of surgical recovery.
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