The innovative Spencer medication dispenser is transforming patient data collection by seamlessly integrating survey administration into daily medication routines. Deployed across the United States and Canada, over four thousand patients have actively participated, providing valuable insights into their quality of life and health outcomes through this smart device.
Panel Persistency and Response Rates
A study involving 4,138 polychronic patients demonstrated that Spencer maintains strong panel persistency, with 68.3% of users remaining engaged after one year and 51% after two years. Among the cohort active beyond the first year, 82.3% continued to participate, achieving an impressive average response rate of 84.1%, despite notable variability in engagement levels.
Survey Reliability and Validity
The reliability of Spencer’s survey data was confirmed through a Pearson correlation of 0.723 for fall risk assessments over two years. Validity was established by identifying significant associations between fall risk responses and factors such as selective serotonin reuptake inhibitor usage, quality of life, physical health, and emergency room visits, highlighting Spencer’s effectiveness in capturing accurate patient-reported outcomes.
Key takeaways include:
• Consistently high annual response rates indicating strong patient engagement.
• Reliable survey results with stable scores over time.
• Effective correlation of survey data with known health risk factors.
• High panel persistency showcasing the dispenser’s ability to retain users.
Spencer offers a compelling alternative to traditional web-based survey panels by integrating data collection directly into the medication dispensing process. This approach not only enhances the efficiency of data gathering but also ensures higher participation rates, providing healthcare providers with rich, longitudinal patient data.
The sustained engagement and reliable data generated by Spencer highlight its potential to revolutionize patient monitoring and data collection in healthcare. By leveraging smart dispensing technology, healthcare systems can achieve more accurate and comprehensive insights into patient health, ultimately leading to better-informed treatment decisions and improved patient outcomes.

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