Quality evaluation of extracted ion chromatograms and chromatographic peaks in liquid chromatography/mass spectrometry-based metabolomics data

Table 1 Metric measurements of six representative extracted EICs.

Extracted EIC with		Spike Detection Index	Background Detection Index	MCQ Index	Zigzag Index
*EIC ID*	*Central m/z*
27	72.0810	0.9952	0.4895	0.4798	0.0034
40	79.1092	0.9976	0.9742	0.9717	0.0003
90	90.0552	0.9934	0.4637	0.4563	0.0057
134	110.168	0.9910	0.3360	0.3115	0.0289
154	118.188	0.9879	0.8942	0.8807	0.0004
167	121.158	0.9984	0.1024	0.0855	0.5562

ISSN: 1471-2105