FLAG: TNF-a CONCENTRATION TYPE -W5
Add Health
Wave V Biomarker Data
Measures of Inflammation and Immune Function
Measures of Inflammation and Immune Function
(15 of 15)
Variable Description
Name
H5TNFAFL
Label
FLAG: TNF-a CONCENTRATION TYPE -W5
Dataset
Summary Statistics for 'H5TNFAFL'
| Value | Valid | Label | Frequency | % of Valid | % of All |
|---|---|---|---|---|---|
| . | Missing | missing | 566 |
10.52%
|
|
| 1 | Valid | TNF-a concentration is below the lower LOD (< 0.040 pg/ml) - missing | 2 |
0.04%
|
0.04%
|
| 2 | Valid | TNF-a concentration is below the lower LOD (< 0.040 pg/ml), but extrapolated | 0 |
0.00%
|
0.00%
|
| 3 | Valid | TNF-a concentration is within the LODs (0.040 - 685 pg/ml) | 4,812 |
99.94%
|
89.43%
|
| 4 | Valid | TNF-a concentration is above the upper LOD (> 685 pg/ml), but extrapolated | 1 |
0.02%
|
0.02%
|
| 5 | Valid | TNF-a concentration is above the upper LOD (> 685 pg/ml) - missing | 0 |
0.00%
|
0.00%
|
| Total Responses | Valid | Invalid | Min | Max |
|---|---|---|---|---|
| 5381 | 4815 | 566 | 1 | 4 |
Representation
Representation Type
Code List
Selection Style
SelectOne
Measurement Unit
Numeric
TNF-a concentration is below the lower LOD (< 0.040 pg/ml) - missing, TNF-a concentration is below the lower LOD (< 0.040 pg/ml), but extrapolated, TNF-a concentration is within the LODs (0.040 - 685 pg/ml)-
1 
TNF-a concentration is below the lower LOD (< 0.040 pg/ml) - missing -
2 TNF-a concentration is below the lower LOD (< 0.040 pg/ml), but extrapolated -
3 TNF-a concentration is within the LODs (0.040 - 685 pg/ml) -
4 TNF-a concentration is above the upper LOD (> 685 pg/ml), but extrapolated -
5 TNF-a concentration is above the upper LOD (> 685 pg/ml) - missing
Measurement Unit
Numeric
Aggregation Method
Unspecified
Temporal
False
Geographic
False
Missing Values
missingSource Questions
H5TNFAFLLineage
-
Measures of Inflammation and Immune Function -
H5TNFAFL
FLAG: TNF-a CONCENTRATION TYPE -W5-
Flag indicating TNF-a concentration type
-
