|
Variables
|
DFS
|
OS
|
|---|
|
HR
|
95 % CL
|
P-value
|
HR
|
95 % CL
|
P-value
|
|---|
|
Age (years)
|
≤50 vs. >50
|
0.786
|
0.404-1.527
|
0.477
|
0.698
|
0.340-1.432
|
0.327
|
|
Tumor size (cm)a
|
≤2 vs. >2, ≤5 vs. >5
|
1.283
|
0.721-2.281
|
0.397
|
1.405
|
0.760-2.598
|
0.279
|
|
Lymph node stage
|
negative vs. positive
|
2.167
|
0.980-4.796
|
0.056
|
2.001
|
0.864-4.637
|
0.106
|
|
Grade
|
G1 vs. G2 vs. G3
|
1.286
|
0.756-2.186
|
0.353
|
1.273
|
0.722-2.246
|
0.404
|
|
Histological type
|
IDC vs. ILC vs. Others
|
0.742
|
0.422-1.306
|
0.301
|
0.651
|
0.345-1.228
|
0.185
|
|
Combined grouping
|
others vs. PELP1, Ki-67 double high
|
2.020
|
1.022-3.990
|
0.043
|
2.380
|
1.138-4.978
|
0.021
|
- Abbreviations: LN, lymph node; DFS, disease-free survival; OS, overall survival; HR, hazard ratio; 95 % CL, 95 % confidence interval
- Note: afor the variable, data for two cases are unavailable from medical records
