Table 3.
Comparison of the inpatient mean weekly imaging case volumes for the pre-COVID-19 (weeks 1-9) and post-COVID-19 (weeks 10-16) periods in years 2020 and 2019 stratified by imaging modality types
| Imaging Modality | 2020 Weeks 1-9, Mean (SD) | 2020 Weeks 10-16, Mean (SD) | P Value | 2019 Weeks 1-9, Mean (SD) | 2019 Weeks 10-16, Mean (SD) | P Value |
|---|---|---|---|---|---|---|
| CT | 1,992.1 (297.0) | 1,502.1 (392.4) | .0129∗ | 2,019.8 (297.6) | 2,070.7 (85.0) | .6361 |
| MRI | 714.4 (121.4) | 402.4 (233.4) | .0037∗ | 722.0 (113.1) | 792.7 (42.4) | .1130 |
| Ultrasound | 1,456.0 (241.2) | 1,002.6 (335.2) | .0070∗ | 1,413.6 (213.6) | 1,490.0 (54.8) | .3286 |
| Interventional | 418.3 (81.5) | 307.7 (104.2) | .0316∗ | 455.4 (71.8) | 503.0 (17.8) | .0873 |
| Nuclear medicine | 161.3 (31.8) | 75.7 (50.3) | .0010∗ | 177.1 (157.2) | 191.9 (20.3) | .2371 |
| Radiography | 5,735.8 (926.6) | 6,447.7 (1,068.6) | .1755 | 5,946.4 (919.3) | 6,223.4 (254.1) | .4096 |
COVID = coronavirus disease 2019.
∗
P < .05.