Table 5.
Median values with ranges of measured parameters in the head and neck tissues
| 4b | 4b gating | 17b | ||
|---|---|---|---|---|
| Brain | ADC | 0.71 (0.53 – 0.78) | 0.70 (0.65 – 0.80) | 0.67 (0.63 – 0.75) |
| f | 4.9 (4.1 – 7.7) | 5.4 (4.3 – 9.3) | 6.2 (3.7 – 8.1) | |
| D | 0.65 (0.61 – 0.74) | 0.64 (0.60 – 0.74) | 0.63(0.57 – 0.71) | |
| D* | 15.57 (13.32 – 73.23) | 15.74 (11.90 – 42.51) | 19.83 (12.12 – 48.56) | |
| Muscle | ADC | 1.59 (1.49 – – 1.71) | 1.57 (1.40 – 1.72) | 1.55 (1.43 – 1.66) |
| f | 10.3 (6.0 – 19.5) | 12.25 (7.9 – 26.0) | 11.2 (6.4 – 22.6) | |
| D | 1.48 (1.34 – 1.58) | 1.45 (1.23 – 1.55) | 1.49 (1.30 – 1.62) | |
| D | 26.15 (13.91 – 114.35) | 21.31 (14.99 – 45.04) | 51.38 (19.43 – 158.05) | |
| Parotid gland | ADC | 1.00 (0.84 – 1.21) | 0.99 (0.84 – 1.18) | 0.92 (0.79 – 1.10) |
| f | 16.1 (10.2 – 20.3) | 15.55 (9.0 – 17.6) | 15.0 (9.6 – 26.0) | |
| D | 0.83 (0.71 – 1.05) | 0.84 (0.66 – 1.00) | 0.84 (0.72 – 0.98) | |
| D* | 22.52 (14.81–61.45) | 21.93 (13.96 – 52.55) | 52.35 (25.17 – 82.52) | |
| Submandibular glands | ADC | 1.17 (0.98 – 1.32) | 1.15 (1.05 – 1.29) | 1.12 (0.96 – 1.33) |
| f | 14.3 (8.6 – 22.9) | 14.0 (11.0 – 19.3) | 15.4 (7.9 – 22.1) | |
| D | 1.00 (0.72 – 1.19) | 0.98 (0.89 – 1.13) | 1.00 (0.89 – 1.22) | |
| D* | 29.84 (9.58 – 143.29) | 20.92 (15.19 – 62.37) | 37.66 (3.30 – 102.41) | |
| Tonsil | ADC | 0.77 (0.67 – 0.98) | 0.75 (0.62 – 0.98) | 0.70 (0.60 – 0.95) |
| f | 12.8 (6.5 – 20.1) | 10.5 (6.4 – 14.6) | 14.6 (6.2 – 27.9) | |
| D | 0.60 (0.52 – 0.85) | 0.62 (0.49 – 0.84) | 0.58 (0.40 – 0.84) | |
| D* | 15.54 (8.00 – 29.13) | 18.10 (10.66 – 43.25) | 46.57 (12.03 – 75.46) |
ADC, D, and D* values are expressed as the median value (×10−3 mm2/sec), f values are expressed as the median percentage, with ranges in parentheses.