Table 2.

Prediction of REE of the KarMeN study participants (separately for women and men) based on metabolite profiles in plasma and urine using different algorithms

Matrix	Algorithm	Men (n = 172)		Women (n = 129)
		RMSE	R 2	RMSE	R 2
Plasma	SVM	184	0.020	125	0.008
	glmnet	172	0.147	131	− 0.085
	PLS	186	− 0.007	140	− 0.263
Urine	SVM	187	− 0.019	127	− 0.044
	glmnet	179	0.072	128	− 0.069
	PLS	186	− 0.025	140	− 0.298