Table 6.
Binomial univariate and multivariate logistic regressions (Ductal carcinoma in situ vs Invasive cancers)
| DCIS vs Invasive cancers |
Univariate
|
Multivariate (AUC = 0.719)
|
|||||
|
|
|
P
|
OR
|
CI
|
P
|
OR
|
CI
|
| Posterior acoustic features1 | None | a | 3.24 | (1.204 10.292) | a | 3.45 | (1.255 11.118) |
| High-risk microcalcifications | Present | b | 2.80 | (1.516 5.208) | Not significant | ||
| Architectural distortions | Yes | b | 5.34 | (1.546 16.709) | Not significant | ||
| Size | Small < 20 mm | a | 2.59 | (1.420 7.361) | a | 2.72 | (1.172 6.182) |
1
Posterior acoustic enhancement was set as the baseline with OR = 1.
a
Significant at the 0.001 level.
b
Significant at the 0.01 level.
c
Significant at the 0.05 level.
d
Significant at the 0.10 level.
Area under the receiver operating characteristic curve for multivariate regression on posterior acoustic features, MM high-risk microcalcifications, architectural distortions, and size (large or small). AUC: Area under the receiver operating characteristic curve; DCIS: Ductal carcinoma in situ.