Skip to main content

Table 1 Patient demographic and tumor data

From: Unexpected features of breast cancer subtype

Feature Luminal A luminalHer2− luminalHer2+ TNBC Her-2+ p value
Number, n (%) 225 (24.2) 258 (27.8) 85 (9.1) 198 (21.3) 163 (17.5)  
Age at diagnosis       
 Mean ± SD 52.2 ± 12.1 52.3 ± 12.5 49.7 ± 10.1 52.1 ± 11.9 52.4 ± 10.4 0.433
Tumor size (cm)       
 Mean ± SD 2.0 ± 1.1 2.3 ± 1.4 2.4 ± 1.4 2.5 ± 1.8 2.5 ± 1.5 0.001
Size distribution       
 No. missing 7 4 1 4 3  
 T1 (<2 cm) 119 (54.6) 101 (39.8) 39 (46.4) 70 (36.1) 55 (33.4) 0.002
 T2 (2~5 cm) 95 (43.6) 144 (56.7) 41 (48.8) 117 (60.3) 96 (60.0)  
 T3 (>5 cm) 4 (1.8) 9 (3.5) 4 (4.8) 7 (3.6) 9 (5.6)  
Grade, n (%)       
 No. missing 19 25 6 15 11  
 1 63 (30.6) 28 (12.0) 5 (6.3) 9 (4.9) 11 (7.2) <0.0001
 2 127 (61.7) 166 (71.2) 53 (67.1) 80 (43.7) 67 (44.1)  
 3 16 (7.8) 39 (16.7) 21 (26.6) 94 (51.4) 74 (48.7)  
Node status       
 No. missing 8 20 2 12 9  
 Total positive 73 (33.6) 96 (40.3) 31 (37.3) 70 (37.6) 73 (47.4)  
 N0 (0) 144 (66.4) 142 (59.7) 52 (62.7) 116 (62.4) 81 (52.6) 0.201
 N1 (1~3) 48 (22.1) 53 (22.3) 15 (18.1) 39 (21.0) 39 (25.3)  
 N2 (≥4) 25 (11.5) 43 (18.1) 16 (19.3) 31 (16.7) 34 (22.1)  
  1. Bold values are statistically significant (p < 0.05)
  2. SD standard deviation