Table 2. PLS results for set 1.

	# PCs	% cumulated variance	RMSEV	Q (2)	RMSEC	R2
General	2	99.12	5.59	0.66	5.48	0.68
Women	1	97.89	4.88	0.11	4.83	0.12
Men	2	99.44	5.97	0.74	5.72	0.77

#PCs = Principal Components; % cumulated variance = amount of information according to the number of optimal principal components; RMSEV = Root Mean Square Error of Validation; Q^{2 =} internal correlation coefficient model cross validation; RMSEC = Root Mean Square Error of Calibration; R² = correlation coefficient for calibration.