Table 2 Reduced examinations for different modalities in all three periods comparing 2019 and 2020 in numbers and percentages. Negative reduction means increase
Examination | Period 1 | Period 2 | Period 3 | |||
|---|---|---|---|---|---|---|
Reduction (n) | Reduction (%) | Reduction (n) | Reduction (%) | Reduction (n) | Reduction (%) | |
CT | 33,803 | 57.57 | 15,600 | 33.48 | −12,374 | −20.87 |
Conventional radiography | 59,094 | 57.52 | 8474 | 12.84 | 8943 | 11.56 |
MRI | 48,833 | 56.17 | 9142 | 15.27 | 12,338 | 16.35 |
Ultrasound | 16,614 | 36.11 | −11,444 | −28.8 | 9516 | 17.2 |