Parameter | DLR | MBIR | HIR | FBP | p* |
---|---|---|---|---|---|
Aorta | Â | Â | Â | Â | Â |
HU | 488.70 ± 105.57 | 462.89 ± 95.56* | 481.51 ± 103.93*° | 488.44 ± 104.49°˜ | 0.55 |
SD | 17.42 ± 12.89 | 32.08 ± 9.89* | 25.63 ± 13.42*° | 53.06 ± 10.86*°˜ |  < 0.001 |
SNR | 35.65 ± 13.94 | 15.24 ± 4.28* | 21.50 ± 7.57*° | 9.56 ± 2.95*°˜ |  < 0.001 |
CNR | 48.28 ± 11.12 | 25.07 ± 5.60* | 33.42 ± 8.62*° | 15.84 ± 4.41*°˜ |  < 0.001 |
Femoral artery | Â | Â | Â | Â | Â |
HU | 491.40 ± 142.18 | 446.60 ± 167.26* | 451.23 ± 172.31*° | 460.10 ± 178.17*°˜ |  < 0.001 |
SD | 32.42 ± 26.44 | 35.73 ± 23.36* | 38.17 ± 25 ± 25* | 51.98 ± 22.27*°˜ |  < 0.001 |
SNR | 23.10 ± 14.79 | 15.60 ± 8.69* | 15.49 ± 11.30* | 9.91 ± 5.00*°˜ |  < 0.001 |
CNR | 47.24 ± 15.04 | 24.03 ± 8.66* | 31.12 ± 11.85*° | 15.00 ± 6.38*°˜ |  < 0.001 |
Popliteal artery | Â | Â | Â | Â | Â |
HU | 402.64 ± 170.65 | 377.33 ± 160.73* | 367.05 ± 154.54*° | 374.93 ± 159.45* ˜ |  < 0.001 |
SD | 43.90 ± 40.21 | 41.15 ± 37.73 | 41.58 ± 31.86 | 47.64 ± 33.59*°˜ |  < 0.001 |
SNR | 15.80 ± 12.33 | 14.86 ± 14.86 | 12.89 ± 8.87* | 10.99 ± 8.60*°˜ |  < 0.001 |
CNR | 39.64 ± 15.47 | 20.47 ± 8.1* | 25.87 ± 10.53*° | 12.44 ± 5.58*°˜ |  < 0.001 |
Liver | Â | Â | Â | Â | Â |
HU | 66.55 ± 9.12 | 66.94 ± 9.03 | 66.22 ± 9.59 | 67.91 ± 9.65*°˜ |  < 0.001 |
SD | 11.32 ± 2.59 | 28.41 ± 3.52* | 18.90 ± 2.39*° | 49.46 ± 10.20*°˜ |  < 0.001 |
SNR | 6.11 ± 1.41 | 2.40 ± 0.52* | 3.56 ± 0.78*° | 1.40 ± 0.27*°˜ |  < 0.001 |
CNR | 13.95 ± 2.53 | 7.58 ± 1.50* | 9.72 ± 1.99*° | 4.54 ± 0.88*° |  < 0.001 |
Psoas muscle | Â | Â | Â | Â | Â |
HU | 57.79 ± 8.05 | 58.24 ± 8.06 | 57.61 ± 7.98° | 59.58 ± 8.01*°˜ |  < 0.001 |
SD | 10.46 ± 1.34 | 24.88 ± 3.36* | 17.52 ± 2.29*° | 43.91 ± 6.02*°˜ |  < 0.001 |
SNR | 5.67 ± 1.36 | 2.40 ± 0.54* | 3.37 ± 0.83*° | 1.38 ± 0.29*°˜ |  < 0.001 |
CNR | 13.22 ± 2.32 | 7.18 ± 1.40* | 9.21 ± 1.81*° | 4.32 ± 0.87*°˜ |  < 0.001 |