Group |
Group |
A |
B |
C |
D |
E |
Scanning parameters |
Scanning parameters |
120 kV and 150 mA |
120 kV
and 150 mA |
80 kV and 250 mA |
80 kV and 250 mA |
80 kV and 250
mA |
Iodine concentration |
Iodine concentration |
150 mg I/mL |
120 mg I/mL |
150 mg I/mL |
120 mg I/mL |
90 mg I/mL |
|
Site |
|
|
|
|
|
HUpre |
1 |
83.37±5.32 |
87.5±8.42 |
85.05±13.85 |
84.5±5.28 |
86.4±4.07 |
|
2 |
82.82±10.81 |
87.96±4.8 |
84.1±10.26 |
87.06±12 |
87.15±6.33 |
|
3 |
104.95±23.75 |
102.47±6 |
99.16±16.19 |
101.8±11.09 |
106.04±9.28 |
|
4 |
109.51±15.57 |
108.92±7.59 |
110.66±18.2 |
116.29±7.31 |
113.66±9.49 |
HUpost |
1 |
111.2±10.44** |
107.01±6.8** |
113.38±10.26** |
108.35±8.8** |
110.47±13.97** |
|
2 |
100.39±8.2** |
98.12±15.07 |
116.63±11.59** |
101.21±13.33* |
104.22±5.5** |
|
3 |
119.26±20.4 |
122.56±6.9** |
125.47±22.65* |
128.51±13.44* |
124.91±9.76** |
|
4 |
127±16.59* |
120.54±9.77* |
136.89±20.1* |
128.93±6.59* |
132.32±4.28** |
HUmed |
1 |
1284.16±175.18 |
1092.88±8.59 |
1151.64±113.7 |
1330.06±61.08 |
1259.75±134.72 |
|
2 |
1200.25±61.89 |
1109.09±84.42 |
1163.52±42.43 |
1348.86±299.83 |
1167.33±199.64 |
|
3 |
1269.14±148 |
1194.16±49.94 |
1321.52±154.49 |
1366.32±103.98 |
1246.22±229.26 |
|
4 |
1260.4±156.01 |
1134.68±148.32 |
1177.59±26.63 |
1370.84±162.87 |
1273.58±185.7 |
HUlat |
1 |
1145.73±160.02 |
1126.2±92.64 |
1173.73±119.67 |
1270.03±305.73 |
1127.89±52.75 |
|
2 |
1119.37±121.72 |
1123.04±104.98 |
1194.14±165.77 |
1273.39±393.26 |
1140.95±131.44 |
|
3 |
1256.5±108.57 |
1256.9±134.87 |
1173.33±214.02 |
1266.34±336.61 |
1182.03±170.88 |
|
4 |
1092.97±133.35 |
1164.62±142.19 |
1103.25±108.12 |
1177.17±261.75 |
1111.23±46.6 |
median HUpre |
median
HUpre |
94.66±12.91 |
96.7±7.14 |
92.22±11.46 |
97.1±8.98 |
97.28±4.97 |
median HUpost |
median
HUpost |
114.31±14.36** |
114.79±11.54** |
123.84±15.66** |
118.2±10.56* |
117.62±7.12** |
median HUpost-HUpre |
median HUpost-HUpre |
20.21±3.81 |
16.1±7.68 |
29.65±1.74* |
20.53±3.01 |
18.42±6.58 |
median HUmed |
median
HUmed |
1282.07±99.8 |
1127.14±44.63 |
1210.22±43.84 |
1346.3±109.23 |
1223.12±183.06 |
median HUlat |
median
HUlat |
1160.42±113.25 |
1170.57±53.73 |
1157.16±162.66 |
1300.46±242.79 |
1135.04±87.86 |