Continuous preoperative activity patterns measured by wearable sensors are associated with recovery after total knee arthroplasty - Report - MDSpire

Continuous preoperative activity patterns measured by wearable sensors are associated with recovery after total knee arthroplasty

  • By

  • Arash Ghaffari

  • Andreas Kappel

  • Shima Gholinezhad

  • John Rasmussen

  • Pernille Damborg Clasen

  • Søren Kold

  • Ole Rahbek

  • June 10, 2026

  • 0 min

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Clinical Report: Preoperative Activity Levels and Recovery After TKA

Overview

This study investigates the correlation between preoperative physical activity, monitored via wearable devices, and recovery outcomes following total knee arthroplasty (TKA).

Background

Total knee arthroplasty (TKA) is a prevalent procedure aimed at alleviating pain and restoring function in patients with knee osteoarthritis. Recovery trajectories can vary significantly among individuals, influenced by factors such as preoperative activity levels.

Data Highlights

Data were collected from participants using SENS Motion® trackers before and after TKA to assess physical activity levels and correlate them with recovery metrics.

Key Findings

  • Preoperative physical activity was objectively measured using wearable sensors.
  • Higher preoperative activity levels correlated with better postoperative mobility outcomes.
  • Patients with more consistent preoperative activity reported lower pain levels post-surgery.
  • Quality of life improvements post-TKA were associated with increased preoperative activity.

Clinical Implications

Monitoring preoperative activity using wearable devices may provide insights into patient recovery trajectories following TKA.

Conclusion

The study underscores the importance of preoperative activity levels in predicting recovery outcomes after TKA, suggesting that continuous monitoring may be beneficial in clinical practice.

Related Resources & Content

  1. Conexiant, Conexiant, 2023 -- Postoperative Step Counts Tied to Surgical Recovery
  2. Springer, Assessment of Patients' Self-Reported Walking Capabilities, 2021 -- Assessment of Patients' Self-Reported Walking Capabilities, Gait Patterns in Daily Life, and Gait Quality Before and Three Months Following Total Knee Arthroplasty
  3. Springer, Knee Surgery, Sports Traumatology, Arthroscopy, 2016 -- Physical Activity and Sports Participation After Unicompartmental Knee Arthroplasty: A Systematic Review
  4. Frontiers in Oncology, Frontiers in Oncology, 2026 -- Wearable technologies for perioperative recovery monitoring in lung cancer surgery: a systematic review of feasibility, recovery outcomes, and evidence certainty
  5. AAOS, Surgical Management of Osteoarthritis, 2023 -- Surgical Management of Osteoarthritis
  6. PMC, Correlation between smartwatch-measured daily walking steps and patient-reported functional outcomes following total knee arthroplasty: a prospective cohort study, 2023 -- Correlation between smartwatch-measured daily walking steps and patient-reported functional outcomes following total knee arthroplasty
  7. PMC, Effectiveness of a Physical Therapist-Administered Physical Activity Intervention After Total Knee Replacement: A Randomized Trial, 2023 -- Effectiveness of a Physical Therapist-Administered Physical Activity Intervention After Total Knee Replacement: A Randomized Trial
  8. Surgical Management of Osteoarthritis
  9. Correlation between smartwatch-measured daily walking steps and patient-reported functional outcomes following total knee arthroplasty: a prospective cohort study - PMC
  10. Effectiveness of a Physical Therapist-Administered Physical Activity Intervention After Total Knee Replacement: A Randomized Trial - PMC

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