Table 1:
Image-noise measurementa
| Pons (n = 20) | Globe (n = 20) | Masseter (n = 20) | Maxillary Sinus (n = 20) | Total (n = 80) | |
|---|---|---|---|---|---|
| SOFT FBP LD | 74.9 (10.60)b | 55.6 (8.79)b | 52.6 (8.79)b | 45.3 (13.16)b | 57.1 (15.06)b |
| BONE FBP LD | 278.8 (36.73)b | 173.0 (19.66)b | 175.3 (27.03)b | 105.5 (15.64)b | 183.1 (67.38)b |
| VEO LD | 18.9 (2.98) | 12.4 (1.37) | 14.3 (2.16) | 12.3 (2.11) | 14.5 (3.49) |
| SOFT FBP SD | 24.7 (5.14)b | 19.5 (3.06)b | 19.1 (3.35)b | 17.5 (2.48)b | 20.2 (4.48)b |
| BONE FBP SD | 97.4 (14.47)b | 66.9 (7.78)b | 66.3 (8.96)b | 50.1 (6.42)b | 70.2 (19.73)b |
a
Values are expressed as mean (SD) of image noise measured in Hounsfield units.
b
Statistically significant difference (P < .001) in paired comparison with VEO LD.