Identification of a Novel Biomarker for Biliary Tract Cancer Using Matrix-Assisted Laser Desorption/Ionization Time-of-Flight Mass Spectrometry

Table 4

Discriminatory peaks and P values in the training set.

Higher in biliary tract cancer group		Lower in biliary tract cancer group
m/z	𝑃 value	m/z	𝑃 value
1207	<0.0001	1944	<0.0001
1466	<0.0001	2669	<0.001
3261	<0.001	2931	<0.0001
3950	<0.001	3239	<0.0001
4202	<0.001	3272	<0.001
4635	<0.001	3878	<0.01
4654	<0.001	4051	<0.001
5791	<0.0001	4086	<0.0001
5890	<0.0001	4276	<0.0001
5929	<0.001	6414	<0.001
9246	<0.001
9285	<0.0001