Characteristic | Total | Fractionation regimen | p value | ||||
---|---|---|---|---|---|---|---|
CF | HF | ||||||
n | % | n | % | n | % | ||
Country of origin | |||||||
Middle East | 154 | 57.9 | 89 | 61.4 | 65 | 53.7 | 0.62 |
Africa | 60 | 22.6 | 31 | 21.4 | 29 | 24.0 | |
Asia | 41 | 15.4 | 20 | 13.8 | 21 | 17.4 | |
Europe/U.S.A. | 11 | 4.1 | 5 | 3.4 | 6 | 5.0 | |
Age at diagnosis (years) | |||||||
Mean | 49 | 49 | 49 | 0.85 | |||
Standard Deviation | 10 | 9 | 10 | ||||
≤40 | 53 | 19.9 | 29 | 20.0 | 24 | 19.8 | 0.99 |
41–50 | 103 | 38.7 | 55 | 37.9 | 48 | 39.7 | |
51–60 | 84 | 31.6 | 47 | 32.4 | 37 | 30.6 | |
>60 | 26 | 9.8 | 14 | 9.7 | 12 | 9.9 | |
Laterality | |||||||
Left breast | 63 | 48.5 | 35 | 50.7 | 28 | 45.9 | 0.58 |
Right breast | 67 | 51.5 | 34 | 49.3 | 33 | 54.1 | |
Left chest wall | 76 | 55.9 | 42 | 55.3 | 34 | 56.7 | 0.87 |
Right chest wall | 60 | 44.1 | 34 | 44.7 | 26 | 43.3 | |
Breast volume (ml) | |||||||
Median | 1132 | 1000 | 1235 | 0.01 | |||
Minimum | 285 | 432 | 285 | ||||
Maximum | 3613 | 2929 | 3613 | ||||
Chest wall volume (ml) | |||||||
Median | 715 | 695 | 776 | 0.02 | |||
Minimum | 110 | 110 | 230 | ||||
Maximum | 2521 | 2521 | 1715 | ||||
BMI | |||||||
Median | 30.6 | 29.9 | 31.4 | 0.16 | |||
Minimum | 15.4 | 15.4 | 15.7 | ||||
Maximum | 67.3 | 66.4 | 67.3 | ||||
<25 | 44 | 16.6 | 19 | 15.8 | 25 | 17.2 | 0.06 |
25.0–29.9 | 73 | 27.5 | 25 | 20.8 | 48 | 33.1 | |
30.0–34.9 | 80 | 30.2 | 46 | 38.3 | 34 | 23.4 | |
35.0–39.9 | 46 | 17.4 | 19 | 15.8 | 27 | 18.6 | |
≥40.0 | 22 | 8.3 | 11 | 9.2 | 11 | 7.6 | |
Menopausal status | |||||||
Pre-menopausal | 134 | 50.4 | 68 | 46.9 | 66 | 54.5 | 0.21 |
Post-menopausal | 132 | 49.6 | 77 | 53.1 | 55 | 45.5 | |
Histopathology | |||||||
Invasive ductal cancer | 246 | 92.5 | 135 | 93.1 | 111 | 91.7 | 0.05 |
Invasive lobular cancer | 13 | 4.9 | 8 | 5.5 | 5 | 4.1 | |
DCIS | 5 | 1.9 | 0 | 0 | 5 | 4.1 | |
Other | 2 | 0.8 | 2 | 1.4 | 0 | 0 | |
T classification | |||||||
pTis | 6 | 2.3 | 0 | 0.0 | 6 | 5.0 | 0.11 |
pT0 | 7 | 2.6 | 2 | 1.4 | 5 | 4.1 | |
pT1 | 91 | 34.2 | 50 | 34.5 | 41 | 33.9 | |
pT2 | 104 | 39.1 | 59 | 40.7 | 45 | 37.2 | |
pT3 | 29 | 10.9 | 16 | 11.0 | 13 | 10.7 | |
pT4 | 19 | 7.1 | 11 | 7.6 | 8 | 6.6 | |
Not reported | 10 | 3.8 | 7 | 4.8 | 3 | 2.5 | |
N classification | |||||||
pN0 | 96 | 36.1 | 48 | 33.1 | 48 | 39.7 | 0.19 |
pN1 | 76 | 28.6 | 42 | 29.0 | 34 | 28.1 | |
pN2 | 56 | 21.1 | 28 | 19.3 | 28 | 23.1 | |
pN3 | 31 | 11.7 | 21 | 14.5 | 10 | 8.3 | |
Not reported | 7 | 2.6 | 6 | 4.1 | 1 | 0.8 | |
M classification | |||||||
M0 | 263 | 98.9 | 143 | 98.6 | 120 | 99.2 | 0.67 |
M1 | 3 | 1.1 | 2 | 1.4 | 1 | 0.8 | |
Grading | |||||||
G1 | 22 | 8.3 | 5 | 3.4 | 17 | 14.0 | 0.02 |
G2 | 82 | 30.8 | 45 | 31.0 | 37 | 30.6 | |
G3 | 137 | 51.5 | 80 | 55.2 | 57 | 47.1 | |
Not reported | 22 | 8.3 | 5 | 3.4 | 17 | 14.0 | |
ER status | |||||||
Negative | 65 | 24.4 | 36 | 24.8 | 29 | 24.0 | 0.28 |
Positive | 191 | 71.8 | 106 | 73.1 | 85 | 70.2 | |
Not reported | 10 | 3.8 | 3 | 2.1 | 7 | 5.8 | |
PR status | |||||||
Negative | 15 | 5.6 | 7 | 4.8 | 8 | 6.6 | 0.76 |
Positive | 79 | 29.7 | 42 | 29.0 | 37 | 30.6 | |
Not reported | 172 | 64.7 | 96 | 66.2 | 76 | 62.8 | |
Her2/neu status | |||||||
Negative | 18 | 6.8 | 7 | 4.8 | 11 | 9.1 | 0.39 |
Positive | 178 | 66.9 | 99 | 68.3 | 79 | 65.3 | |
Not reported | 70 | 26.3 | 39 | 26.9 | 31 | 25.6 |