TABLE 3 Cross-validated linear discriminant (LD) classification results for Salmo trutta control (C) and exercise (E) treatment groups across experimental weeks 00 (control sample before treatment initiation) to week 32 (32 weeks of treatment) derived from a LD analysis on principal component (PC) scores from a between-group PC analysis of Procrustes superimposed landmarks, corrected for the arching artefact (PC2)

	C00	E04	C04	E10	C10	E20	C20	E32	C32	Correct (%)
Numbers of correctly classified cases are shown in bold.
C00	5	1	0	0	0	0	0	0	0	83.33
E 04	1	2	3	0	0	0	0	0	0	33.33
C 04	1	1	3	1	0	0	0	0	0	50
E 10	0	0	1	4	1	0	0	0	0	66.67
C10	0	0	0	2	3	1	0	0	0	50
E 20	0	0	0	0	0	5	1	0	0	83.33
C 20	0	0	0	0	1	1	4	0	0	66.67
E 32	0	0	0	0	0	0	0	3	3	50
C32	0	0	0	0	0	0	0	1	5	83.33
Total cross-validated										62.96
Total un-validated										85.19