Table 1.
Association between histological subtypes of breast cancer
| DCIS |
χ2 analysis p-value |
Invasive carcinoma no special type |
χ2 analysis p-value | ILC |
χ2 analysis p-value |
||
|---|---|---|---|---|---|---|---|
| No. of patients | 15 | 122 | 19 | ||||
| Tumour size |
Median (mm) Range (mm) |
38 7–72 |
20 6–90 |
26 8–100 |
|||
| ≥ 2 cm | 10/15 | 0.429 | 65/122 | 0.071 | 14/19 | 0.118 | |
| T2 intensity |
Hypointensity Isointensity Hyperintensity |
0/15 12/15 3/15 |
< 0.001 |
55/122 30/122 37/122 |
0.015a |
9/19 5/19 5/19 |
0.833 |
| Mass enhancement | 2/15 | < 0.001 | 102/122 | < 0.001 | 12/19 | 0.233 | |
| Rim enhancement | 0/2 | 0.292 | 39/102 | 0.079 | 2/12 | 0.153 | |
| Intralesional necrosis | 0/15 | 0.001 | 53/122 | 0.035 | 8/19 | 0.775 | |
| Perilesional oedema | 6/15 | 0.358 | 67/122 | 0.085 | 7/19 | 0.179 | |
| Axillary adenopathy | 0/15 | 0.003 | 48/122 | 0.007 | 5/19 | 0.452 | |
| Intensity-to-time curve |
Type I Type II Type III |
1/15 5/15 9/15 |
0.801 |
10/122 31/122 81/122 |
0.877 |
2/19 5/19 12/19 |
0.932 |
| ADC value |
Very low Low Intermediate |
3/10 6/10 1/10 |
0.055 |
70/111 39/111 2/111 |
0.144 |
7/14 7/14 0/14 |
0.575 |
| Extent of disease |
Unifocal Multifocal Multicentric |
7/15 0/15 8/15 |
0.018 a |
55/122 39/122 28/122 |
0.02 |
9/19 2/19 8/19 |
0.170 |
aBonferroni’s post hoc analysis found no significance. ADC Apparent diffusion coefficient, DCIS Ductal carcinoma in situ, ILC Invasive lobular carcinoma