From: Label-free blood serum detection by using surface-enhanced Raman spectroscopy and support vector machine for the preoperative diagnosis of parotid gland tumors
Information
Group
PA
WT
MEC
Normal
Age (year)
 Age range
28–68
35–74
29–79
18–65
 Median age
41
59
43
35
Gender
 Male
8
17
10
20
 Female
12
4
9
11
Total
21
19
31