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Table 3 Patient Characteristics Stratified by Breast Cancer Moleculor Subtype

From: Comparison of survival in non-metastatic inflammatory and other T4 breast cancers: a SEER population-based analysis

 

Overall (n = 1986)

HR+/HER2-

(n = 871)

HR+/HER2+

(n = 150)

HR−/HER2+

(n = 275)

HR−/HER2-

(n = 443)

P

Age,y,No. (%)

     

0.736

  < 50

614(30.9)

264 (30.3)

132 (33.2)

84 (30.5)

134 (30.2)

 

  ≥ 50

1372 (69.1)

607 (69.7)

265 (66.8)

191 (69.5)

309 (69.8)

 

Race,No. (%)

     

< 0.001

 Black

358 (18.0)

133 (15.3)

62 (15.6)

44 (16.0)

119 (26.9)

 

 White

1432 (72.1)

639 (73.4)

298 (75.1)

208 (75.6)

287 (64.8)

 

 Other

196 (9.9)

99 (11.4)

37 (9.3)

23 (8.4)

37 (8.4)

 

Tumor stage, No. (%)

     

0.218

 IIIB

1622 (81.7)

728 (83.6)

316 (79.6)

225 (81.8)

353 (79.7)

 

 IIIC

364 (18.3)

143 (16.4)

81 (20.4)

50 (18.2)

90 (20.3)

 

Grade,No. (%)

     

< 0.001

 1/2

659 (33.2)

299 (45.8)

150 (37.8)

56 (20.4)

54 (12.2)

 

 3

1220 (61.4)

428 (49.1)

223 (56.2)

201 (73.1)

368 (83.1)

 

 Unknown

107 (5.4)

44 (5.1)

24 (6.0)

18 (6.5)

21 (4.7)

 

Surgery,No. (%)

     

0.104

 Partial mastectomy

190 (9.6)

93 (10.7)

33 (8.3)

17 (6.2)

47 (10.6)

 

 Mastectomy

1796 (90.4)

778 (89.3)

364 (91.7)

258 (93.8)

396 (89.4)

 

Breast cancer type, No. (%)

    

< 0.001

 IBC

737 (37.1)

259 (29.7)

164 (41.3)

136 (49.5)

178 (40.2)

 

 T4-non-IBC

1249 (62.9)

612 (70.3)

233 (58.7)

139 (50.5)

265 (59.8)