Table 2 Analysis of the different groups of breast patients with microcalcifications

Age, years^d

49.27 ± 7.43

54.12 ± 8.41

0.014^a

Breast lesions (%)

 Left

19 (63.33%)

20 (48.78%)

0.223

 Right

11 (36.67%)

21(51.22%)

MG BI-RADS (%)

 4 A

13 (43.33%)

10 (24.39%)

0.101

 4B

12 (40.00%)

14 (34.15%)

 4 C

2 (6.67%)

11(26.83%)

 5

3 (10.00%)

6 (14.63%)

Size of microcalcification area, CC view, mm^d

9.12 ± 5.65

12.76 ± 9.05

0.066

Size of microcalcification area, MLO view, mm^d

11.07 ± 6.56

12.25 ± 8.63

0.533

Max diameter of microcalcified nodule, CC view, mm^d

0.61 ± 0.36

1.52 ± 1.34

0.000^c

Max diameter of microcalcified nodule, MLO view, mm^d

0.62 ± 0.34

1.53 ± 1.24

0.000^c

Average gray value of calcified area, MLO^d

2,566.41 ± 229.36

2,541.50 ± 217.51

0.643

Average gray value of paraglandular, MLO^d

2,506.56 ± 229.95

2,446.75 ± 208.77

0.257

Gray ratio, calcified area /paraglandular, MLO^d

1.02 ± 0.20

1.04 ± 0.21

0.004^b

Gray difference, calcified area - paraglandular, MLO^d

59.85 ± 48.21

94.75 ± 51.90

0.005^b

Surgical type (%)

 Wide excision

13 (43.33%)

16 (39.02%)

0.350

 Breast conserving surgery

4 (13.33%)

2 (4.88%)

 Mastectomy ± reconstruction

13 (43.33%)

23 (56.10%)

Tumor size, cm^d

1.12 ± 1.02

1.67 ± 1.11

0.094

Pathology (%)

 Benign

10 (33.33%)

13 (31.71%)

0.898

 Atypical hyperplasia

3 (10.00%)

3 (7.32%)

 Cancer

17 (56.67%)

25 (60.98%)