Skip to main content

Table 1 Patient characteristics

From: Risk factors of local recurrence following implant-based breast reconstruction in breast cancer patients

  Local recurrence p value
 + (n = 12)  − (n = 375)
n % n %  
Age      0.065
 ≤ 40 5 41.7 71 18.9  
 > 40 7 58.3 304 81.1  
MRI findings before reconstruction      0.482
Segmental lesion 11 91.7 350 93.3  
Isolated mass 1 8.3 19 5.1  
NE 0 0.0 6 1.6  
Histology      0.408
DCIS/LCIS 3 25.0 84 22.4  
IDC/ILC 5 41.7 266 70.9  
Other 4 33.3 25 6.7  
Tumor size      0.470
Is 3 25.0 86 22.9  
1 4 33.3 184 49.1  
2 5 41.7 89 23.7  
3 0 0.0 16 4.3  
Nodal status      0.432
0 8 66.7 301 80.3  
1 4 33.3 65 17.3  
2/3 0 0.0 9 2.4  
Stage      0.842
0 3 25.0 86 22.9  
I 4 33.3 158 42.1  
II 5 41.7 117 31.2  
III 0 0.0 14 3.7  
ER      0.400
 +  9 75.0 320 85.3  
3 25.0 55 14.7  
PgR      0.867
 +  9 75.0 289 77.1  
3 25.0 86 22.9  
HER2      0.453
 +  3 25.0 65 17.3  
9 75.0 306 81.6  
NE 0 0.0 4 1.1  
Subtype      0.552
Luminal A-like 6 50.0 235 62.7  
Luminal B-like HER2 negative 3 25.0 59 15.7  
Luminal B-like HER2 positive/HER2 3 25.0 59 15.7  
Triple Negative 0 0.0 15 4.0  
NE 0 0.0 7 1.9  
Nuclear grade      0.402
Low/intermediate/high grade DCIS 3 25.0 70 18.7  
1 3 25.0 154 41.1  
2/3 6 50.0 125 33.3  
NE 0 0.0 26 6.9  
EIC      0.981
 +  4 33.3 115 30.7  
4 33.3 117 31.2  
NE 4 33.3 143 38.1  
Lymphatic vessel invasion      0.004
 +  9 75.0 122 32.5  
3 25.0 247 65.9  
NE 0 0.0 6 1.6  
Operation      0.393
TM/SSM 10 83.3 334 89.1  
NSM 1 8.3 13 3.5  
ASM 1 8.3 28 7.5  
Surgical margin (lateral)      0.476
 +  1 8.3 13 3.5  
 < 2 mm 0 0.0 6 1.6  
11 91.7 356 94.9  
NE 0 0 0 0  
Surgical margin (vertical)      0.007
 +  1 8.3 22 5.9  
 < 2 mm 8 66.7 104 27.7  
1 8.3 170 45.3  
NE 2 16.7 79 21.1  
Adjuvant PMRT      1.000
 +  0 0.0 12 3.2  
12 100.0 363 96.8  
Neoadjuvant chemotherapy      1.000
 +  0 0.0 21 5.6  
12 100.0 354 94.4  
Adjuvant hormonal therapy      0.340
 +  7 58.3 268 71.5  
5 41.7 107 28.5  
Any chemotherapy ± Trastuzumab      0.535
 +  5 41.7 120 32.0  
7 58.3 255 68.0  
  1. MRI, Magnetic Resonance Imaging; DCIS, Ductal carcinoma in situ; LCIS, Lobular carcinoma in situ; IDC, Invasive ductal carcinoma; ILC, Invasive lobular carcinoma; EIC, Extensive intraductal component; TM, Total mastectomy; SSM, Skin-sparing mastectomy; NSM, Nipple-sparing mastectomy; ASM, Areola-sparing mastectomy; PMRT, Post-Mastectomy Radiotherapy