连续血糖监测
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Nature:生成式AI模型,通过连续血糖监测数据,预测血糖参数及长期疾病风险
生物世界· 2026-01-18 02:03
Core Insights - The article discusses the development of a generative foundation model for continuous glucose monitoring (CGM) data called GluFormer, which has significant predictive capabilities for both short-term glucose parameters and long-term disease risk stratification, particularly for diabetes and cardiovascular mortality [4][6]. Group 1: Model Development - The GluFormer model was trained using over 10 million glucose measurements from 10,812 adults, primarily non-diabetic, and employs self-supervised learning [5]. - The model's representations can be transferred across 19 external cohorts, covering five countries and various CGM devices, demonstrating continuous improvement in predicting glucose parameters compared to baseline glucose and HbA1c levels [5]. Group 2: Risk Stratification - In individuals with prediabetes, GluFormer effectively stratified risk for those likely to experience clinically significant HbA1c increases within two years, outperforming baseline HbA1c and common CGM metrics [6]. - In a cohort of 580 adults with a median follow-up of 11 years, GluFormer identified 66% of new diabetes cases and 69% of cardiovascular mortality cases in the highest risk quartile, compared to only 7% and 0% in the lowest risk quartile [6]. Group 3: Multimodal Integration - The research team also developed a multimodal extension of GluFormer that integrates dietary data, allowing for the generation of reasonable glucose trajectories and predictions of individual glucose responses to food [7]. - Overall, GluFormer provides a scalable framework for encoding glucose patterns, enhancing both short-term glucose predictions and long-term disease risk stratification, thus offering a powerful tool for precision medicine and metabolic health management [7].
Senseonics(SENS) - 2025 Q1 - Earnings Call Transcript
2025-05-08 21:30
Financial Data and Key Metrics Changes - In Q1 2025, net revenue grew 24% to $6.3 million compared to $5 million in the prior year period [16] - U.S. revenue for Q1 was $4.5 million, while revenue outside the U.S. was $1.8 million [16] - Gross profit increased to $1.5 million from $300,000 in the prior year, driven by improved margins on the Eversense three sixty five product [19] - Net loss decreased to $14.3 million or $0.02 loss per share, compared to a net loss of $18.9 million or $0.03 loss per share in Q1 2024 [21] - Cash, restricted cash, and cash equivalents totaled $64.6 million as of March 31, 2025 [21] Business Line Data and Key Metrics Changes - The Eversense three sixty five product is expected to be the single product offering by the end of 2025, enhancing global supply chain synergies [11] - Approximately 13% of revenue flowed through the office consignment program, with over 100 healthcare providers participating [18] - The company is transitioning reimbursement from 180 days to 365 days for Eversense, with many payers already transitioning their coverage [12] Market Data and Key Metrics Changes - The company anticipates doubling the global patient base in 2025 compared to 2024, with revenue expected to be approximately one-third in the first half and two-thirds in the second half of the year [23] - The European launch of Eversense three sixty five is planned for the second half of 2025, pending regulatory approval [11][22] Company Strategy and Development Direction - The company is focused on transforming diabetes care through technological advancements, including collaborations with Sequel and Sweet Spot [6][7] - The integration of Eversense three sixty five with Sequel's Twist automated insulin delivery system is seen as a significant step forward [6] - Continued development of pipeline products, GEMINI and Freedom, is a priority, with plans to submit an IDE for a pivotal study by year-end [13][14] Management's Comments on Operating Environment and Future Outlook - Management expressed optimism about the early launch metrics for Eversense three sixty five, indicating strong interest and conversion rates [32] - The company expects to mitigate any negative impacts from tariffs on gross profit margins through operational changes and industry exemptions [24] - Full-year gross margins are projected to be between 25% and 30%, with expectations for steady increases each quarter in 2025 [24] Other Important Information - The company received gross proceeds of approximately $27 million from the sale of common stock, extending its cash runway into mid-2026 [22] - All preferred stock was converted into common stock, impacting the diluted earnings per share calculation [21] Q&A Session Summary Question: Guidance despite Mercy contract pause - Management noted that early launch metrics for Eversense three sixty five are positive, and while the Mercy contract pause is a concern, the overall trajectory remains strong [30][32] Question: Direct-to-consumer (DTC) efforts - The company is focusing on social media channels like Facebook, TikTok, and Instagram for DTC marketing, targeting insulin users, particularly in the Medicare population [36][38] Question: Twist integration timeline - Integration work is ongoing, with most efforts focused on verification and validation of the integrated system, expected to be completed by Q3 [41][43] Question: Update on commercial plans for reimbursement - Management expects the majority of commercial plans to convert to the 365-day sensor by the end of the year, with significant progress already made [44][45]