From February 2014 onwards, a selection of the results from the weekly QC will be published here. For more detailed results, send Tinka an email.
Weekly results
QPI:
Up to 17-03-2014: No values > 10.
07-04-2014: 1 value > 10 (but <50).
15-04-2014: No values > 10.
21-04-2014: No values > 10.
28-04-2014: No values > 10.
05-05-2014: No values > 10.
PIQT:
Up to 05-05-2014: Everything OK.
Temporal stability (using AGAR phantom):
EPI-values
| Date
|
RDC
|
Drift
|
Ghost
|
SNR
|
SFNR
|
| 06-01-2014
|
3.66
|
-0.51
|
0.44
|
241
|
244
|
| 20-01-2014
|
3.91
|
-0.39
|
0.43
|
255
|
254
|
| 29-01-2014
|
3.57
|
-0.26
|
0.35
|
250
|
245
|
| 05-02-2014
|
3.27
|
-0.39
|
0.36
|
259
|
249
|
| 12-02-2014
|
3.19
|
-0.37
|
0.38
|
227
|
256
|
| 19-02-2014
|
3,99
|
-0,46
|
0,33
|
250,00
|
250,00
|
| 26-02-2014
|
3,71
|
-0,40
|
0,44
|
239,30
|
248,90
|
| 03-03-2014
|
3,41
|
-0,36
|
0,35
|
246,00
|
252,10
|
| 10-03-2014
|
3,88
|
-0,46
|
0,35
|
248,70
|
247,00
|
| 17-03-2014
|
4,15
|
-0,38
|
0,43
|
249,60
|
255,70
|
| 07-04-2014
|
3,67
|
-0,36
|
0,33
|
259,70
|
254,40
|
| 15-04-2014
|
3,93
|
-0,48
|
0,21
|
248,80
|
251,60
|
| 21-04-2014
|
3,73
|
-0,57
|
0,30
|
254,90
|
254,80
|
| 28-04-2014
|
3,70
|
-0,51
|
0,36
|
224,90
|
242,40
|
| 05-05-2014
|
3,80
|
-0,45
|
0,29
|
234,60
|
245,90
|
|
|
|
|
DTI-values
| ADC
|
FA
|
Circ Ratio
|
| 1.89
|
0.16
|
1.02
|
| 1.89
|
0.14
|
1.02
|
| 1.90
|
0.16
|
1.02
|
|
Monthly results
Will be uploaded once the monthly protocol is finished.