| greaterThan |
Greater than |
The value is known to be greater than the recorded value. |
| lessThan |
Less than |
The value is known to be less than the recorded value. |
| nonDetect |
Non-detect |
The value was reported as a non-detect. The recorded value represents the level at which the anlalyte can be detected. |
| notCensored |
Not censored |
The reported value is not censored. |
| presentButNotQuantified |
Present but not quantified |
The anlayte is known to be present, but was not quantified. The recorded value represents the level below which the analyte can no longer be quantified. |
| unknown |
Unknown |
It is unknown whether the data value as reported is censored. |