Table 2.
Patient characteristics
|
Total collective | |||
|---|---|---|---|
| Multicentric/multifocal (%) | Unifocal (%) | P-value | |
|
Number of patients |
55 |
57 |
|
|
Age |
60.6 |
58.9 |
.533 |
|
Lymph node Metastases |
|
|
.150 |
| Absent (N0) |
27 (50.0) |
35 (62.5) |
|
| 1-3 axillary LNM (pN1bi) |
4 (7.4) |
7 (12.5) |
|
| 1-3 axillary LNM (pN1biii) |
18 (33.3) |
8 (14.3) |
|
| 1-3 axillary LNM (pN1biv) |
0 |
3 (5.4) |
|
| 4-9 axillary LNM (pN2) |
1 (1.9) |
1 (1.8) |
|
| Unknown (pNx) |
5 (9.1) |
3 (5.3) |
|
|
Histological Type |
|
|
.003 |
| Ductal |
35 (66) |
39 (69.6) |
|
| Lobular |
11 (20.8) |
3 (5.4) |
|
| Ductal-lobular |
4 (7.5) |
3 (5.4) |
|
| Mucinous |
1 (1.9) |
2 (3.6) |
|
| Medullary |
1 (1.9) |
4 (7.1) |
|
| Micropapillary |
1 (1.9) |
2 (3.6) |
|
| Tubulary |
0 |
3 (5.4) |
|
| Not specified |
2 (3.6) |
1 (1.8) |
|
|
Menopausal Status |
|
|
.503 |
| Premenopausal |
13 (47.9) |
16 (37.5) |
|
| Postmenopausal |
37 (52.1) |
36 (62.5) |
|
|
Matched Group | |||
| |
Multicentric/multifocal (%) |
Unifocal (%) |
P-value |
|
Number of patients |
23 |
23 |
|
|
Age |
57 |
68 |
.104 |
|
Histological Type |
|
|
.120 |
| Ductal |
16 (69.6) |
15 (65.2) |
|
| Lobular |
5 (21.7) |
3 (13.0) |
|
| Ductal-lobular |
2 (8.7) |
1 (4.3) |
|
| Medullary |
0 |
1 (4.3) |
|
| Micropapillary |
0 |
2 (8.7) |
|
| Not specified |
0 |
1 (4.3) |
|
|
Menopausal Status |
|
|
.291 |
| Premenopausal |
4 (18.8) |
6 (26.1) |
|
| Perimenopausal |
0 |
1 (4.3) |
|
| Postmenopausal |
18 (81.8) |
14 (60.9) |
|
| Unknown | 1 (4.3) | 2 (8.7) | |