9. Effectiveness of automatic interpretation for bone mineral density measurement by Dual-Energy X-ray Absorptiometry at Hanoi Medical University Hospital

Bui My Hanh, Vuong Thi Ngan

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Abstract

The objective of this study was to research and develop an automatic solution for interpreting the results of bone mineral density using the Dual Energy X-Ray Absorptiometry (DEXA). The Javascript function was applied in automatic solution development for interpreting bone mineral density results from 7/2018 - 6/2023 at Hanoi Medical University Hospital. In the trial period, both methods were applied randomly to 100 subjects. In the practical phase, the solution was applied to 38,323 subjects. Our results show that data is normalized and encoded as numbers and strings. The application interface is a digitized bone density measurement result sheet in the form of an HTML file. In the trial period, the reporting speed of the automatic group (1.05 ± 0.09m) was faster compared to the manual group (10.06 ± 0.15m), the difference was statistically significant (p < 0.001). The overall accuracy of automatic responses (98%) was higher than the manual responses (75%). The duration of automatic results interpretation is shortened 9.9 times which saves 5,982 working hours, achieves 100% overall accuracy, and stores 9.9 million data points in comparison with manual interpretation for real time implementation. The study has developed an automatic solution to support the process of interpreting result in a quick, reliable and efficient way which creates a standard data set of bone mineral density.

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References

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