Table 1.

Peaks showing significant differences in abundance across samples from healthy controls, patients with colorectal polyps, pre- and post-operative CRC patients.

Peak	m/z	P value	Healthy controls (n = 24)	Colorectal polyps (n = 24)	Pre-operative (n = 24)	Post-operative (n = 24)
1	2676.04	<0.000001	2.9 ± 0.88	5.32 ± 3.22	9.33 ± 4.15	8.05 ± 5.83
2	2556.90	<0.000001	1.68 ± 0.38	2.33 ± 1.1	2.52 ± 0.76	2.38 ± 1.14
3	2691.34	<0.000001	2.11 ± 0.49	2.68 ± 1.00	3.07 ± 0.93	2.9 ± 1.11
4	5381.05	<0.000001	1.1 ± 0.25	1.44 ± 0.58	1.47 ± 0.52	1.26 ± 0.43
5	5343.69	<0.000001	1.59 ± 0.47	4.41 ± 3.72	7.26 ± 6.09	4.4 ± 2.73
6	4793.31	<0.000001	1.2 ± 0.23	1.97 ± 0.9	2.3 ± 1.23	2.09 ± 1.2
7	3446.91	<0.000001	5.45 ± 3.31	2.8 ± 1.77	2.52 ± 1.13	4.1 ± 2.36
8	3490.67	<0.000001	3.28 ± 1.75	1.97 ± 1.35	1.82 ± 0.65	2.99 ± 1.94
9	2663.37	<0.000001	6.92 ± 4.6	5.69 ± 4.08	3.22 ± 1.76	3.86 ± 3.2