Table 4 Percentage of correctly classified specimens by cross-validation test in discriminant function analysis (DFA). Significant differences are represented by asterisks, i.e., ***p < 0.0001 (permutation 10,000 rounds in MorphoJ). Numbers in brackets represent the number of correctly classified over the total number of specimens
True assignment to age group | 20 | 26 | 44 | 50 | 68 | 74 | 92 |
|---|---|---|---|---|---|---|---|
20 | Â | 61.11 (11/18) | 100.0*** (18/18) | 100.0*** (18/18) | 100.0*** (18/18) | 100.0*** (18/18) | 100.0*** (18/18) |
26 | 47.36 (9/19) | Â | 100.0*** (19/19) | 100.0*** (19/19) | 100.0*** (19/19) | 100.0*** (19/19) | 100.0*** (19/19) |
44 | 100.0*** (17/17) | 100.0*** (17/17) | Â | 58.82 (10/17) | 94.12*** (16/17) | 94.12*** (16/17) | 88.24*** (15/17) |
50 | 100.0*** (16/16) | 100.0*** (16/16) | 56.25 (9/16) | Â | 100.0*** (16/16) | 100.0*** (16/16) | 100.0*** (16/16) |
68 | 100.0*** (17/17) | 100.0*** (17/17) | 100.0*** (17/17) | 100.0*** (17/17) | Â | 52.94 (9/17) | 64.71 (11/17) |
74 | 100.0*** (18/18) | 100.0*** (18/18) | 100.0*** (18/18) | 100.0*** (18/18) | 72.22 (13/18) | Â | 72.22 (13/18) |
92 | 100.0*** (15/15) | 100.0*** (15/15) | 86.67*** (13/15) | 93.33*** (14/15) | 60.0 (9/15) | 53.33 (8/15) | Â |