Table 3 -.

Partial Correlations Among TCA Cycle Metabolites and Multidimensional Fatigue Inventory Phenotypes Within the SLE Group Controlling for Age and Co-Morbidities

		Multi-Dimensional Fatigue Inventory Subscales
		General Fatigue	Physical Fatigue	Reduced Activity	Reduced Motivation	Mental Fatigue
TCA Cycle Metabolites	Citrate	−.06	.24	−.10	−.42	−.24
	Aconitate	.24	.31	−.01	−.39	−.02
	Alpha-Ketoglutarate	.51 *	.60 **	.42	.10	.31
	Succinate	.49 *	.61 **	.04	−.02	.12
	Fumarate	−.03	.29	−.25	−.14	−.19
	Malate	−.07	.33	−.25	−.11	−.16

Note: df =17 for partial correlation.

^*p < 0.05,

^**p < 0.01 two tailed.

Significant correlations bolded.