Table 6. Statistics on the types of images contained in each topic.
Statistical items in topics | Image type | ||||
---|---|---|---|---|---|
CT | MRI | X-ray | PET | Ultrasound | |
Number of applications | 22 | 20 | 12 | 6 | 13 |
Proportion in topic (%) | 73 | 67 | 40 | 20 | 43 |
CT, computed tomography; MRI, magnetic resonance imaging; PET, positron emission tomography.