Table.2 Comparison of Effective Diameter, age and sex of two groups
From: Comparison of lung image quality between CT Ark and Brilliance 64 CT during COVID-19
Group | Male (%) | Female (%) | Total (%) | Age (years) | Effective diameter (cm) |
|---|---|---|---|---|---|
CT Ark | 64 (52.5%) | 58 (47.5%) | 122 (54.5%) | 50.33±12.49 | 24.11±2.77 |
Brilliance 64 | 69 (56.6%) | 53 (43.4%) | 122 (45.5%) | 61.21±16.16 | 23.74±1.15 |
χ2 | – | – | 0.413 | – | – |
t | – | – | - | − 5.89 | 1.34 |
P | – | – | 0.607 | 0.01 | 0.181 |