From: Development and validation of a model and nomogram for breast cancer diagnosis based on quantitative analysis of serum disease-specific haptoglobin N-glycosylation
a
b
c
d
e
f
g
Benign breast disease n
142
86
16
4
0
3
1
Breast cancer n
143
103
10
9
2
Total N
285
189
26
13
7
Percentage %
54.5
36.1
5.0
2.5
0.4
1.3
0.2