Roche Amplicor HIV-1 Monitor UltraSensitive assay censor codes
This section lists the Roche Amplicor Monitor UltraSensitive assay censor codes available in LDMS.
Code | Description | Validity | Numeric Value |
---|---|---|---|
A | QS wells below lower limit | Invalid | .1 |
B | QS wells above upper limit | Invalid | .01 |
C | User re-selected well for algorithm | Valid | .0001 |
D | OD ratio failure - repeat | Invalid/Invalid Run1 | 1,000,000,000 |
F | Control out of range | Invalid Run2 | 1,000,000 |
I | No QS wells in range | Invalid | 100,000 |
J | HIV wells below lower limit - no HIV RNA detected | Valid3 | 1 |
K | HIV wells above upper limit | Invalid | 10 |
L | QS wells out of sequence | Valid with C censor | 100 |
L | HIV wells out of sequence | Valid with C censor | .001 |
R | Re-read | Valid Run | 100,000,000 |
U | Undetectable sample above cutoff - repeat | Valid4 | .00001 |
X2 | Invalid standards - slope negative | Invalid Run | 1,000 |
X3 | Invalid/Out of sequence control | Invalid Run | 10,000,000 |
X4 | Copies greater than upper limit of quantification - dilute and repeat | Valid | 10,000 |
1 If the run is repeated, the censor will be
changed to
C
2 If the F censor is used in conjunction with a D or X3
censor on the same control, it can be re-detected and
corrected.
3 Specimen should be re-tested, if possible
4 Specimen should be re-tested, if possible