Table 1. .
Differences of ADC histogram parameters among pleomorphic adenomas, warthin tumors and malignant parotid gland tumors
| Parameters | ADC_minimum | ADC_maximum | ADC_mean | Variance | ADC_50th | ADC_99th |
| Pleomorphic adenomas | c67.99±18.27a | 230.95±58.68b | 149.68±29.84b | 804.61±606.68b | 150.92±27.90b | c215.56±23.47b |
| Warthin tumors | 41.50±14.56 | c176.45±29.48 | c110.98±15.26 | c524.61±242.85 | c107.78±14.99 | c178.61±24.95 |
| Malignant parotid gland tumors | c52.67±20.87a | c199.42±47.59a | *126.540±22.23ab | 526.14±592.48a | *124.03±22.19ab | 184.40±28.60a |
| X2 value | 19.060 | 26.676 | 36.110 | 12.187 | 34.997 | 20.528 |
| p-value | 0.000 | 0.000 | 0.000 | 0.002 | 0.000 | 0.000 |