| Total Samples tested | White garri | Positive (%) | Negative (%) | Mean aflatoxin concentration (µg/kg) | Yellow garri | Positive (%) | Negative (%) | Mean aflatoxin concentration (µg/kg) |
Zone A | 20 | 10 | 10 (100) | 0 (0) | 1.29 | 10 | 8 (80) | 2 (20) | 1.20 |
Zone B | 20 | 10 | 7 (70) | 3 (30) | 0.83 | 10 | 8 (80) | 2 (20) | 0.88 |
Zone C | 20 | 10 | 6 (60) | 4 (40) | 0.84 | 10 | 8 (80) | 2 (20) | 0.99 |
Total | 60 | 30 | 23 (76.67) | 7 (23.33) | 2.96 | 30 | 24 (80) | 6 (20) | 3.07 |