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Table 1 Characteristics of breast tumors at time of diagnosis

From: Analysis of functional germline variants in APOBEC3 and driver genes on breast cancer risk in Moroccan study population

Characteristics Samples
Cases/Controls 226/200
Age at diagnosis, mean ± SD (years) 41 ± 11
Range (years) 27 – 67
Menopausal Status No. (%)
Premenopausal 162(71.68)
Postmenopausal 63(27.87)
Missing 1(0.44)
Estrogen receptor  
Positive 130 (57.52)
Negative 78(34.51)
Missing 18 (7.96)
Progesterone receptor  
Positive 136 (59.29)
Negative 72(31.85)
Missing 18 (7.96)
Estrogen/Progesterone receptor  
ER+/PR+ 111 (49.11)
ER+/PR 25 (11.06)
ER/PR+ 19 (8.40)
ER/PR 53 (23.45)
Tumor size  
<2 cm 30 (13.27)
>2 cm 105 (46.46)
>5 cm 41(18.14)
Tumor of any size with extension 37 (16.37)
Histological grade  
1 8 (3.53)
2 141 (62.38)
3 59 (26.10)
Lymph node status  
Negative 86(38.55)
Positive 132 (58.40)
Distant metastases  
Negative 170(75.22)
Positive 38 (16.81)
  1. ER estrogen receptors, PR progesterone receptors