Table 5.

Results of calibration and predictive ability of the PLS-R1 model. (S. officinalis (So), S. virgata (Sv) and S. sclarea (Ss)).

	DPPH		ABTS		FRAP
	Y Reference	Y Predicted	Y Reference	Y Predicted	Y Reference	Y Predicted
So1	0.00	0.00	55.70	56.22	55.30	55.08
So2	0.00	0.00	56.80	56.52	54.70	55.17
So3	0.00	0.00	57.10	56.87	55.90	55.67
Sv1	25.90	26.72	191.60	191.62	155.90	155.87
Sv2	26.60	26.13	190.10	188.53	156.70	153.84
Sv3	27.5	27.13	192.40	193.87	154.50	157.27
Ss1	0.00	0.00	42.60	42.47	71.10	69.58
Ss2	0.00	0.00	42.90	43.14	68.50	69.95
Ss3	0.00	0.00	41.80	41.72	69.10	69.23
	CUPRAC		EDTA		PBD
	Y Reference	Y Predicted	Y Reference	Y Predicted	Y Reference	Y Predicted
So1	74.30	73.88	63.50	62.61	26.40	26.38
So2	75.20	74.17	62.30	62.49	25.80	26.42
So3	73.50	74.99	61.60	62.29	26.90	26.27
Sv1	274.88	275.83	0.00	0.00	14.80	15.08
Sv2	275.20	271.55	0.00	0.00	15.10	15.19
Sv3	276.30	278.85	0.00	0.00	15.40	15.03
Ss1	82.50	83.46	65.80	65.54	14.60	14.41
Ss2	83.60	84.30	66.50	65.25	14.90	14.42
Ss3	84.20	82.60	64.40	65.86	13.70	14.36