Serum Metabolomics of Early Postoperative Cognitive Dysfunction in Elderly Patients Using Liquid Chromatography and Q-TOF Mass Spectrometry

Table 1

Characteristics of non-POCD and POCD patients.

Parameter	Non-POCD	POCD
Number ()	20	20	0.4
Age (months)			0.3
Weight (kg)			0.1
Gender (male/female)	10/10	10/10	0.2
Education (year)			0.4
MOCA			0.001