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Table 1 Clinical and Pathological features of ovarian cancer patients according to pathogenic and likely pathogenic BRCA1 and BRCA2 variants

From: Prevalence of BRCA1 and BRCA2 pathogenic and likely pathogenic variants in non-selected ovarian carcinoma patients in Brazil

Characteristics

BRCA 1/2 wt

(N = 125)

BRCA 1/2 mut

(N = 33)

p

Median age at diagnosis in years (IQR)

54.44 (42.7–67.7)

60.65 (43.8–67.2)

0.946

Time between diagnosis and genetic testing in months (IQR)

23.91 (10.75–45.15)

18.95 (8.86–39.77)

0.390

Histology

  

0.109

 Serous

83 (66.4)

27 (81.8)

 

 Non-serous

40 (32.0)

6 (18.2)

 

 Missing

2 (1.2)

0 (0)

 

FIGO stage

  

0.288

 I/II

29 (23.2)

5 (15.1)

 

 III/IV

86 (68.8)

26 (78.8)

 

 Missing

10 (8.0)

2 (6.1)

 

Personal history of breast cancer

  

0.001

 Positive

4 (3.2)

8 (24.2)

 

 Negative

105 (84.0)

22 (66.6)

 

 Missing

16 (12.8)

3 (9.1)

 

Family history for breast and/or ovarian cancer

  

0.115

 Positive (first and/or second degree relatives)

55 (44.0)

20 (60.6)

 

 Negative

54 (43.2)

11 (33.3)

 

 Not completely Known/ Unknown

16 (12.8)

2 (9.1)

 

Median pretreatment CA-125 (IQR)

436.5 (117.5–1163.0)

681.5 (126.5–2062.5)

0.351

Treatment

  

0.414

 First-line

65 (52.0)

19 (57.7)

 

 Platinum-sensitive

41 (32.8)

11 (33.3)

 

 Platinum-resistant

13 (10.4)

1 (3.0)

 

 Unknown

6 (4.8)

2 (6.0)

 
  1. BRCA1/2 wt = no pathogenic or likely pathogenic variants. BRCA1/2 mut = presence of pathogenic or likely pathogenic variant. IQR Interquartile range