Skip to main content
. 2024 Jul 9;65(9):511–518. doi: 10.3349/ymj.2023.0348

Table 1. Clinical Characteristics of the Patients (n=244).

CBCS (n=117) SIBCS (n=127) p value
Age (yr) 55.90±10.10 53.10±11.00 0.065
BMI (kg/m2) 23.62±3.03 23.35±3.54 0.523
Pathologic type 0.284
IDC 96 (82.10) 111 (87.40)
DCIS 21 (18.00) 5 (3.90)
Other 14 (12.00) 11 (8.70)
Histologic grade 0.144
1 33 (28.20) 31 (24.40)
2 43 (36.80) 63 (49.60)
3 32 (27.40) 29 (22.80)
Unknown 9 (7.70) 4 (3.10)
Pathologic T stage 0.242
≤T1 107 (91.50) 115 (90.50)
T1> 10 (8.50) 12 (9.40)
Tumor size (mm) 12.10±7.80 11.00±7.70 0.274
Distance from nipple (cm) 4.00±3.00 4.00±3.00 0.840
Nodal status 0.022
Node negative 106 (90.60) 103 (81.10)
Node positive 11 (9.40) 24 (18.10)
Number of lymph nodes retrieved 0.931
≤5 99 (84.60) 104 (81.80)
5>and<11 12 (10.20) 21 (16.50)
11≥ 6 (5.10) 2 (1.50)
ER 0.479
Negative 32 (27.40) 40 (31.50)
Positive 85 (72.60) 87 (68.50)
PR 0.172
Negative 46 (39.30) 61 (48.00)
Positive 71 (60.70) 66 (52.00)
Her2 0.648
No overexpression 96 (82.10) 107 (84.30)
Overexpression 21 (17.90) 20 (15.70)
Ki-67 0.218
<14 49 (41.90) 51 (40.20)
≥14 68 (58.10) 74 (58.30)
Unknown 0 (0) 2 (1.60)
Neoadjuvant therapy 0.009
Not done 105 (89.70) 98 (77.20)
Done 12 (10.30) 29 (22.80)
ASA score 0.999
<2 95 (81.90) 104 (81.90)
≥2 21 (18.10) 23 (18.10)

ASA, American Society of Anesthesiology; BMI, body mass index; CBCS, conventional breast-conserving surgery; DCIS, ductal carcinoma in situ; ER, estrogen receptor; IDC, invasive ductal carcinoma; PR, progesterone receptor; SIBCS, single-incision breast-conserving surgery.

Data are expressed as n (%) or mean±SD.