Copyright
©2012 Baishideng Publishing Group Co.
World J Radiol. Jun 28, 2012; 4(6): 265-272
Published online Jun 28, 2012. doi: 10.4329/wjr.v4.i6.265
Published online Jun 28, 2012. doi: 10.4329/wjr.v4.i6.265
Table 2 General parameters (mean ± SD)
| Total | Group 1 | Group 2 | P-value | |
| Global quality assessment | 2.85 ± 0.34 | 2.83 ± 0.37 | 2.86 ± 0.31 | 0.425 |
| Global vascular attenuation (HU) | 370.6 ± 82.5 | 380.0 ± 65.2 | 353.5 ± 69.0 | < 0.0001 |
| Plaque attenuation (HU) | 42.7 ± 23.5 | 48.3 ± 22.5 | 38.7 ± 21.4 | < 0.0001 |
| Lumen attenuation (HU) | 344.1 ± 87.1 | 366.9 ± 85.1 | 327.4 ± 72.8 | < 0.0001 |
| Difference lumen vs plaque (HU) | 301.4 ± 62.6 | 318.7 ± 88.9 | 289.2 ± 74.0 | < 0.0001 |
| Aortic attenuation (HU) | 374.7 ± 67.4 | 380.1 ± 64.2 | 335.2 ± 70.6 | < 0.0001 |
| Aortic noise (HU) | 26.4 ± 8.6 | 31.6 ± 8.3 | 21.2 ± 4.9 | < 0.0001 |
| RCA attenuation (HU) | 372.3 ± 173.8 | 384.5 ± 76.5 | 336.7 ± 72.3 | < 0.0001 |
| LM attenuation (HU) | 364.8 ± 70.6 | 375.3 ± 66.6 | 354.4 ± 73.1 | 0.003 |
| Noise (HU) | 23.3 ± 7.1 | 25.8 ± 6.5 | 18.0 ± 5.0 | < 0.0001 |
| S/N | 18.7 ± 8.4 | 15.6 ± 4.7 | 21.2 ± 7.7 | < 0.0001 |
- Citation: Maffei E, Martini C, Arcadi T, Clemente A, Seitun S, Zuccarelli A, Torri T, Mollet NR, Rossi A, Catalano O, Messalli G, Cademartiri F. Plaque imaging with CT coronary angiography: Effect of intra-vascular attenuation on plaque type classification. World J Radiol 2012; 4(6): 265-272
- URL: https://www.wjgnet.com/1949-8470/full/v4/i6/265.htm
- DOI: https://dx.doi.org/10.4329/wjr.v4.i6.265