Table 2

Clinicopathological characteristics in the premenopausal women
European Arabic/Moroccan P-value
Number 86 56
Mean age (SD) 43 (4) 42 (15) NS
Mean size (SD) 22 (14) 24 (17) NS
pT
< 20 mm 47 (55%) 30 (54%) NS
≥ 20 mm 39 (45%) 26 (46%)
Tumor grade
G1 12 (14%) 1 (2%) 0.02
G2 42 (49%) 27 (48%) NS
G3 32 (37%) 28 (50%) NS
Nodes
N positive 23 (27%) 18 (32%) NS
N Negative 63 (73%) 38 (68%)
Estrogen receptors
Positive (>1%) 71 (83%) 45 (80%) NS
Negative 15 (17%) 11 (20%)
Progesterone receptors
Positive (>1%) 61 (71%) 37 (66%) NS
Negative 25 (29%) 19 (34%)
Mean Ki-67 (SD) 24 (18) 29 (20) 0.04
Molecular classification
Luminal A 35 (41%) 10 (18%) 0.01
Luminal B 36 (42%) 35 (63%) 0.02
HER2 4 (4%) 3 (5%) NS
Triple negative 11 (13%) 8 (14%) NS

Preat et al.

Preat et al. Diagnostic Pathology 2014 9:26   doi:10.1186/1746-1596-9-26

Open Data