Table 2.
Correlation analysis of BMI and CT values of arteries in various parts. There was no statistically obvious difference between BMI and related image quality control indicators. There was a correlation between BMI and CTA positioning.
|
| |||
|---|---|---|---|
| VARIABLE | x̄ ± s | r | P |
|
| |||
| CAT positioning | 4.89 ± 2.22 | –0.61 | 0.001 |
|
| |||
| IA | 424.74 ± 81.99 | 0.01 | 0.95 |
|
| |||
| SIA | 65.71 ± 7.15 | –0.13 | 0.18 |
|
| |||
| SNRIA | 156.86 ± 25.95 | 0.08 | 0.39 |
|
| |||
| SNRSIA | 24.55 ± 3.87 | –0.04 | 0.67 |
|
| |||
| CNRIA | 132.32 ± 24.53 | 0.09 | 0.33 |
|
| |||
| FA | 160.03 ± 14.39 | 0.08 | 0.39 |
|
| |||
| SFA | 67.66 ± 5.84 | 0.08 | 0.37 |
|
| |||
| SNRFA | 51.51 ± 6.71 | 0.08 | 0.39 |
|
| |||
| SNRSFA | 21.78 ± 2.68 | –0.04 | 0.68 |
|
| |||
| CNRFA | 29.74 ± 5.56 | –0.03 | 0.74 |
|
| |||
| CFA | 432.34 ± 74.45 | –0.05 | 0.58 |
|
| |||
| SCFA | 66.11 ± 4.75 | 0.13 | 0.14 |
|
| |||
| SNRCFA | 151.49 ± 30.41 | 0.04 | 0.66 |
|
| |||
| SNRCFA | 23.45 ± 4.78 | 0.14 | 0.12 |
|
| |||
| CNRCFA | 128.04 ± 27.98 | 0.02 | 0.83 |
|
| |||