In brief
Lunit says its INSIGHT CXR chest X-ray analysis software achieved an AUC of 0.93 for lung nodule detection in a comparative study published in Radiology. The research, led by a team at Radboud University Medical Center, assessed seven commercial CE-marked algorithms using radiographs from 386 patients and included 17 radiologist and resident readers. Lunit reports that its product’s AUC was higher than the mean for human readers, and that its sensitivity was 89%, with specificity of 80%, comparable to the readers’ mean. The company also says the product had the highest AUC across categories of nodule visibility and size. CEO Brandon Suh described the results as part of ongoing product improvement and said the company aims to provide tools for clinical practice.
Key takeaways
- Lunit reports an AUC of 0.93 for INSIGHT CXR in the lung nodule detection study.
- The study compared seven commercial algorithms and included 17 human readers.
- Lunit says sensitivity reached 89%, while specificity was 80%, comparable to the human-reader mean.
- The research used chest radiographs from 386 patients and was published in Radiology.
Lunit's AI-powered chest X-ray analysis solution shows the highest AUC of 0.93 in a recent multi-center, multi-use case, multi-vendor lung nodule detection study
SEOUL, South Korea, January 17, 2024 -- Lunit (KRX:328130.KQ), a leading provider of AI-powered solutions for cancer diagnostics and therapeutics, today announced an outstanding performance of its flagship product, Lunit INSIGHT CXR, revealed in a recent groundbreaking study published in the prestigious journal 'Radiology', published by RSNA, with an impact factor of 19.7.
The study led by a research team from Radboud University Medical Center, conducted a head-to-head validation of multiple commercial AI products from leading vendors, establishing Lunit INSIGHT CXR as the undisputed leader in the detection of lung nodules in chest X-rays.
Study Highlights:
- Lunit INSIGHT CXR achieved the highest AUC (Area Under the Curve) of 0.93 in lung nodule detection, surpassing all other AI vendors and human readers (Mean AUC 0.81).
- Lunit INSIGHT CXR achieved the highest AUC for all categories of nodule conspicuity and size (diameter).
- The sensitivity of Lunit INSIGHT CXR reached 89%, outperforming all other AI algorithms, while maintaining specificity comparable to human readers at 80%.
Study Details:
The study used radiographs from 386 patients, including 144 who had at least one nodule according to the reference standard CT image and were therefore considered true positive nodule cases; the remaining 242 were considered controls.
17 human readers, consisting of radiologists and radiology residents with varying experience levels, participated in the study. The mean AUC for human readers stood at 0.81, with a mean sensitivity of 71% and a mean specificity of 80%.
Through the evaluation of seven commercially available CE-marked lung nodule detection algorithms on chest radiographs, Lunit INSIGHT CXR emerged as the benchmark for excellence in standalone lung nodule detection, with the highest AUC and sensitivity, and a comparable specificity to human readers.
"These results are a reflection of Lunit's continuous pursuit of technological advancement. Lunit INSIGHT CXR has demonstrated its capabilities in this recent study, not by merely surpassing others, but by continuously improving to provide valuable tools for healthcare professionals. This is not about competition, but about progress and improvement," said Brandon Suh, CEO of Lunit. "We are not just creating technology, but tools that can make a real difference in routine clinical practice. Our ultimate goal is to bring about positive, meaningful changes for patients and healthcare providers and institutions as we tackle this challenge head-on."
About Lunit
Founded in 2013, Lunit is a deep learning-based medical AI company on a mission to conquer cancer. We are committed to harnessing AI to ensure accurate diagnosis and optimal treatment for each cancer patient using AI-powered medical image analytics and AI biomarkers.
As a medical AI company grounded on clinical evidence, our findings are presented in major peer-reviewed journals, such as the Journal of Clinical Oncology and the Lancet Digital Health, and global conferences, including ASCO and RSNA.
After receiving FDA clearance and the CE Mark, our flagship Lunit INSIGHT suite is clinically used in approximately 3,000+ hospitals and medical institutions across 40+ countries. Lunit is headquartered in Seoul, South Korea, with offices and representatives worldwide. For more information, please visit lunit.io.
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At a glance
- Company
- Lunit
- Ticker
- KRX: 328130.KQ
- Announcement
- Product
- Location
- Seoul, South Korea
Key figures
- INSIGHT CXR AUC
- 0.93
- Human readers’ mean AUC
- 0.81
- INSIGHT CXR sensitivity
- 89%
- Specificity
- 80%
- Patients in study
- 386
- Human readers
- 17
People
- Brandon SuhCEO of Lunit
Products and programs
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