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Table 1 Patient characteristics

From: Development and validation of ultrasound-based radiomics model to predict germline BRCA mutations in patients with breast cancer

Characteristics

gBRCA Mutation

(n = 120)

Non-gBRCA Mutation

(n = 377)

p

Age at diagnosis, year

41.96 ± 8.58

43.60 ± 10.1

0.107

Tumor size, mm

26.98 ± 11.0

25.86 ± 11.3

0.342

Menopausal status

  

0.743

 Postmenopausal

95 (79.2)

291 (77.4)

 

 Premenopausal

25 (20.8)

86 (22.8)

 

Multiple lesions

  

0.225

 Yes

10 (8.3)

49 (13.0)

 

 No

110 (91.7)

328 (87.0)

 

Bilateral breast cancer

  

0.038*

 Yes

20 (16.7)

35 (9.3)

 

 No

100 (83.3)

342 (90.7)

 

Personal history of breast cancer

  

0.009*

 Yes

12 (10.0)

13 (3.4)

 

 No

108 (90.0)

364 (96.6)

 

Personal history of other BRCA-related cancers

  

0.001*

 Yes

9 (7.5)

5 (1.3)

 

 No

111 (92.5)

372 (98.7)

 

Family history of breast cancer

  

 < 0.001*

 Yes

47 (39.2)

73 (19.4)

 

 No

73 (60.8)

304 (80.6)

 

Family history of other BRCA-related cancers

  

0.021*

 Yes

12 (10.0)

15 (4.0)

 

 No

108 (90.0)

362 (96.0)

 

Histological subtype

  

0.110

 Invasive

119 (99.2)

360 (95.5)

 

 Non-invasive

1(0.8)

17 (4.5) 

 

Grade

  

0.756

 1 or 2

55 (45.8)

181 (48.0)

 

 3

65 (54.2)

196 (52.0)

 

Lymph node status

  

0.862

 Positive

60 (50.0)

194 (51.5)

 

 Negative

60 (50.0)

183 (48.5)

 

ER status

  

0.035*

 Positive

73 (60.8)

270 (71.6)

 

 Negative

47 (39.2)

107 (28.4)

 

PR status

  

0.611

 Positive

72 (60.0)

238 (63.1)

 

 Negative

48 (40.0)

139 (36.9)

 

Ki67

  

0.011*

  ≥ 14%

115 (95.8)

328 (87.0)

 

  < 14%

5 (4.2)

49 (13.0)

 

HER-2 status

  

0.005*

 Positive

14 (11.7)

91 (24.1)

 

 Negative

106 (88.3)

286 (75.9)

 
  1. BRCA Breast cancer susceptibility gene, ER Estrogen receptor, PR Progesterone receptor, HER-2 human epidermal growth factor receptor 2
  2. Data are the mean ± standard deviation for continuous variables and patient numbers for categorical variables
  3. *Significance at p < 0.050