Table 2.

List of peaks intensity with P < 0.05 from urinary spectra of first two stages.

Number	δ (ppm)	Metabolite	Trend	Significance
1	1.32	Lactate	↓	∗
2	1.47	Alanine	↓	∗
3	2.91	Trimethylamine	↓	∗∗
4	3.14	Malonate	↓	∗
5	3.26	TMAO	↑	∗∗
6	3.42	Taurine	↓	∗∗
7	3.55	Glycine	↓	∗
8	7.42	Phenylalanine	↑	∗

The potential biomarkers were labeled with downregulation (↓) and upregulation (↑). ^∗ P < 0.05 and ^∗∗ P < 0.01.