Table 1.
CT method | Additional requirements | Calibration accuracy | Research utility | Clinical utility | Additional cost |
---|---|---|---|---|---|
Traditional QCT with synchronous BMD phantom | Proprietary software and phantom | High | High | Medium | High |
Synchronous internal calibration without BMD phantom | Proprietary software | Medium | Medium | Medium | Low |
Asynchronous external calibration with BMD phantom | Proprietary software and phantom | Medium | Medium | Medium | Medium |
Asynchronous external calibration with non-BMD (ACRad) phantom | None | Low | Medium | High | None |