Table 5.
Near-infrared spectroscopy calibration parameters from the prediction set on the sum (µg/kg DM) and count (n) of Emerging Fusarium-toxins class 1.
| SUM of E-Fusarium Toxins 2 | ||||||
|---|---|---|---|---|---|---|
| Cut off 700 µg/kg DM | Cut off 1000 µg/kg DM | Cut off 1200 µg/kg DM | ||||
| Class1 | Class2 | Class1 | Class2 | Class1 | Class2 | |
| Class1 | 13.3 ± 2.3 | 6.67 ± 2.28 | 23.8 ± 2.7 | 8.3 ± 2.7 | 27.1 ± 2.8 | 8.0 ± 2.8 |
| Class2 | 3.3 ± 1.9 | 33.66 ± 1.92 | 2.2 ± 1.8 | 56.8 ± 1.8 | 1.5 ± 1.7 | 63.6± 1.7 |
| Accuracy | 82.4 ± 5.2% | 88.5 ± 3.1% | 90.6 ± 3.1% | |||
| Sensitivity | 66.7 ± 11.3% | 74.2 ± 8.5% | 77.3 ± 8.0% | |||
| Specificity | 91.0 ± 5.2% | 96.2 ± 3.1% | 97.8 ± 2.7% | |||
| CI 3 | (70.2 ± 6.1%), (91.1 ± 3.7%) | (80.1 ± 3.8%), (94.1 ± 2.2%) | (83.2 ± 3.8%), (95.4 ± 2.2%) | |||
| p value | 0.019 ± 0.046 | <0.05 | <0.05 | |||
| COUNT of E-Fusarium toxins 2 | ||||||
| Cut off n = 6 | Cut off n = 7 | Cut off n = 8 | ||||
| Class1 | Class2 | Class1 | Class2 | Class1 | Class2 | |
| Class1 | 16.0 ± 2.2 | 7.0 ± 2.3 | 30.6 ± 2.9 | 8.4 ± 2.9 | 51.1 ± 2.2 | 3.9 ±2.2 |
| Class2 | 5.2 ± 2.3 | 21.8 ± 2.3 | 2.26 ± 2.18 | 51.7 ± 2.2 | 0 | 76 |
| Accuracy | 75.7 ± 5.8% | 88.5 ± 3.8% | 97.0 ± 1.7% | |||
| Sensitivity | 69.7 ± 9.9% | 78.4 ± 7.3% | 92.9 ± 4.0% | |||
| Specificity | 80.9 ± 8.5% | 95.8 ± 4.0% | 100.0% | |||
| CI 3 | (61.6 ± 6.4%), (86.6 ± 4.5%) | (80.3 ± 4.5%), (94.1 ± 2.8%) | (92.6 ± 2.4%), (99.1 ± 0.9%) | |||
| p value | <0.05 | <0.05 | <0.05 | |||
1 Class 1, class of samples lower than cut-off limits; Class 2, class of samples higher than cut-off limits 2 E-Fusarium toxins, Emerging Fusarium toxins 3 CI, Confidence Interval 95%.