Table 4.
Confusion matrix of multinomial outcomes for AFL-GBM analysis for both thresholds to validate reference testing data set to actual data for toxin levels and predicted levels using the 2020 validation set.
| AFL (n = 376) | High > 20 ppb | Low ≤ 20 ppb | Total predicted | High > 5 ppb | Low ≤ 5 ppb | Total predicted | |
|---|---|---|---|---|---|---|---|
| High | Low | High | Low | ||||
| Prediction | High | 0 (0.00%) | 0 (0.00%) | 0 (0.00%) | 0 (0.00%) | 0 (0.00%) | 0 (0.00%) |
| Low | 1 (0.27%) | 375 (99.73%) | 376 (100%) | 3 (0.80%) | 373 (99.20%) | 376 (100%) | |
| Total actual | 1 (0.27%) | 375 (99.73%) | 376 (100%) | 3 (0.80%) | 373 (90.20%) | 376 (100%) |