Semi-automatic proximal humeral trabecular bone density assessment tool: technique application and clinical validation
An erratum to this article was published (Osteoporos Int, Jun 2024 ↗)
Performance · Agreement of proximal humerus BMD, PB-QCT vs PL-QCTResult — go to the resultAverage bias 1.0 mg/ccAuthors' conclusion
Comparison between it and PB-QCT indicated that it could be a reliable shoulder BMD assessment tool with acceptable accuracy and precision.
Study context
- Population
- Patients with chest CT; proximal humerus trabecular bone density376 shoulders
- Participants
- 188 patients
- Comparison
- Semi-automatic phantom-less QCT (PL-QCT) vs phantom-based QCT (phantom-based quantitative computed tomography (PB-QCT)) for proximal humerus trabecular BMD on chest CT
- Outcome
- Accuracy (agreement with PB-QCT) and precision of PL-QCT proximal humerus BMD
Methodological detailsmethod comparison, semi-automatic phantom-less QCT, blinded operators
- Method comparison
- Semi-automatic phantom-less QCT
- Blinded operators
Performance
As reported in the abstract
Agreement of proximal humerus BMD, PB-QCT vs PL-QCT
Average bias
1.0 mg/cc
P > 0.05
- Regression analysis between PB-QCT and PL-QCT, R-square
- 0.9723
Further findings
Short-term repeatability and reproducibility of proximal humerus BMD (CV)
CV repeatability
CV reproducibility
- Short-term repeatability and reproducibility of proximal humerus BMD (CV): 100 proximal humerus in inter- and intra-operative measurements
Short-term repeatability and reproducibility of proximal humerus BMD (CV)
- PB-QCT slightly better than PL-QCT
Original publication
Semi-automatic proximal humeral trabecular bone density assessment tool: technique application and clinical validation. Osteoporos Int. Published 9 March 2024. doi:10.
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