| Name | Label | Concept | Required | Attribute of | Limit | Predicate Type | Group | |
|---|---|---|---|---|---|---|---|---|
| 1 variable | ||||||||
| S2101_C01_004MA | Annotation of Margin of Error!!Total!!Civilian population 18 years and over!!PERIOD OF SERVICE!!Vietnam era veterans | Veteran Status | not required | S2101_C01_004M | 0 | string | S2101 | |