Table 1.
Demographic information of the participants and acquisition parameters for the CT images.
| Information | COVID-19 | CAP | p value |
|---|---|---|---|
| Gender (male/female) | 27/30 | 53/47 | 0.497a |
| Age (years) | 56.1 ± 18.4 | 40.5 ± 20.7 | 6.526 × 10−6 |
| kVp (kV) | 120 | – | |
| Slice thickness (mm) | 5 | – | |
| Pixel size (mm) | 0.763 ± 0.067 | 0.697 ± 0.105 | 5.738 × 10−5 |
| X-ray tube current (mA) | 216.4 ± 23.5 | 207.1 ± 89.2 | 0.456b |
| Exposure (mA*s) | 60.4 ± 45.0 | 103.7 ± 37.2 | 1.995 × 10−9 |
a
p was calculated via a chi-square test.
b
p was calculated via a two-sample t-test.