MTF results
|
Catphan QA
|
CTQA_cp
|
---|
CT acquisition parameter
|
MTF (ll/cm) 50%
|
MTF (ll/cm) 10%
|
MTF (ll/cm) 50%
|
MTF (ll/cm) 10%
|
300 mAs FBP
|
3.7
|
6.4
|
3.0
|
6.1
|
280 mAs FBP
|
3.7
|
6.3
|
3.0
|
6.5
|
260 mAs FBP
|
3.7
|
6.4
|
3.5
|
6.1
|
240 mAs FBP
|
3.7
|
6.3
|
3.0
|
6.1
|
220 mAs FBP
|
3.8
|
6.5
|
3.5
|
6.5
|
200 mAs FBP
|
3.9
|
6.6
|
3.1
|
6.5
|
180 mAs IDOSE 1
|
3.8
|
6.5
|
2.8
|
6.0
|
180 mAs IDOSE 2
|
3.7
|
6.5
|
3.1
|
6.0
|
180 mAs IDOSE 3
|
3.8
|
6.5
|
3.5
|
6.5
|
180 mAs IDOSE 4
|
3.9
|
6.6
|
3.4
|
6.0
|
170 mAs IDOSE 4
|
3.8
|
6.5
|
3.0
|
6.0
|
170 mAs IDOSE 5
|
3.8
|
6.5
|
3.0
|
6.1
|
170 mAs IDOSE 6
|
3.9
|
6.7
|
3.0
|
6.1
|
160 mAs IDOSE 6
|
3.7
|
6.5
|
2.9
|
5.6
|
160 mAs IMR1
|
4.2
|
7.1
|
3.6
|
6.5
|
150 mAs IMR1
|
4.1
|
7.1
|
3.6
|
6.6
|
140 mAs IMR1
|
4.1
|
6.9
|
3.5
|
6.5
|
140 mAs IMR2
|
4.0
|
6.8
|
3.7
|
6.4
|
130 mAs IMR2
|
4.2
|
7.1
|
3.8
|
6.5
|
130 mAs IMR3
|
4.0
|
6.8
|
3.5
|
6.3
|
120 mAs IMR3
|
3.9
|
6.7
|
3.5
|
6.0
|
110 mAs IMR3
|
4.1
|
7.0
|
3.9
|
6.5
|
100 mAs IMR3
|
3.9
|
6.7
|
3.5
|
6.1
|
90 mAs IMR3
|
3.9
|
6.7
|
3.6
|
6.1
|
80 mAs IMR3
|
4.0
|
6.8
|
3.6
|
6.4
|
70 mAs IMR3
|
3.6
|
6.2
|
3.5
|
6.0
|
60 mAs IMR3
|
3.8
|
6.5
|
3.5
|
5.9
|
50 mAs IMR3
|
3.4
|
6.0
|
3.6
|
5.7
|
40 mAs IMR3
|
3.4
|
6.0
|
3.2
|
5.6
|
30 mAs IMR3
|
NE
|
NE
|
4.4
|
6.9
|
25 mAs IMR3
|
NE
|
NE
|
3.5
|
6.0
|
20 mAs IMR3
|
NE
|
NE
|
3.7
|
7.0
|
15 mAs IMR3
|
NE
|
NE
|
4.0
|
7.0
|
-
NE not evaluated by the software