Table 3

Statistically significant variables of BCRS and RFS in univariate analysis

VariableSurviving breast cancer at 5 yearsRecurrence-free at 5 yr
n%Pn%P
Stage412<0.0001412<0.0001
 I1609216086
 II2138621377
 III39553955
Lymph node status412<0.0001412<0.0001
 Negative2449224486
 Positive1687716868
Histological grade4200.03144200.0498
 I1109211085
 II1928519278
 III1188011873
ER status419<0.00014190.0910
 Positive3268932680
 Negative93719374
PR status4180.00124180.1884
 Positive2618926180
 Negative1577815776
Nuclear AP-24200.09644200.0028
 Low < 80%2118321173
 High ≥ 80%2098820985