24 June 2020 : Clinical Research
A Cross-Sectional Observational Study to Compare the Role of Ultrasound with Mammography in Women Identified at High Risk for Breast Cancer in a Population in China
Peili An1BCF, Shujuan Zhong1BCF, Rong Zhang1ACF, Xiaoxia Hou1ABC, Ruru Xi1ADF, Yingjin Wang1CEF*DOI: 10.12659/MSM.919777
Med Sci Monit 2020; 26:e919777
Table 4 Data of diagnostic parameters used in the analysis.
| Diagnostic modality | Numbers of women used for analysis | True positive detected* | True negative detected** | |
|---|---|---|---|---|
| Biopsy/histopathology | 155 | 155*** | 0 | |
| Breast ultrasound | Value | 1687 | 650 | 184 |
| -value# | N/A | 0.002 | <0.0001 | |
| Mammography | Value | 1687 | 593 | 298 |
| -value# | N/A | <0.0001 | <0.0001 | |
| Questionnaires only | Value | 3579 | 1687 | 1893 |
| -value# | N/A | 0.035 | <0.0001 | |
| Breast ultrasound+mammography | Value | 1687 | 742 | 0 |
| Data are presented as frequency. * BI-RADS score: 2 to 5; ** BI-RADS score: 1; *** BI-RADS score: 4 or 5. # With reference to breast ultrasound+mammography results. N/A – not applicable. The Chi-square independence or Fischer exact test was performed for the statistical analysis. A | ||||