Table 5.

PDE peptide peaks included in the genetic algorithm (GA)-based model to distinguish peritonitis patients from normal controls.

m/z a	MRI b ± SD in PD − P group	MRI b ± SD in PD + P group	p values c
1,436.74	3.69 ± 0.78	3.43 ± 0.72	0.0178
2,141.00	3.34 ± 0.70	3.69 ± 1.00	0.00935
2,230.33	3.60 ± 0.84	7.51 ± 3.16	<0.000001
2358.64	8.31 ± 3.13	9.45 ± 3.66	<0.000001
2,580.68	4.84 ± 2.23	7.51 ± 3.28	0.0276
2,661.40	31.45 ± 12.27	42.76 ± 11.16	<0.000001
3,472.38	2.66 ± 0.71	3.29 ± 0.80	<0.000001
3,864.19	2.73 ± 0.60	3.44 ± 0.67	<0.000001
4,001.97	2.21 ± 0.55	2.89 ± 0.75	<0.000001
4,036.69	2.91 ± 0.74	4.12 ± 1.01	<0.000001
4,266.15	2.20 ± 0.52	2.49 ± 0.53	0.000274
4,915.84	2.76 ± 0.75	3.30 ± 0.84	0.00000785
6,173.28	1.83 ± 0.56	1.46 ± 0.22	<0.000001
7,637.61	1.15 ± 0.27	1.31 ± 0.26	0.0000429
11,345.94	0.68 ± 0.13	0.70 ± 0.17	0.026

^am/z, indicated average mass;

^bMRI, mean relative intensity;

^cp-value was calculated by t-test (two tailed).

Values lower than 0.05 indicated statistical relevance.