# Column cms.mbsf_abcd_2018.SAMPLE_GROUP ## Overview of column SAMPLE_GROUP in table cms.mbsf_abcd_2018 | | | | ----------------------------- | ---------------------- | | Table | [cms.mbsf_abcd_2018](../cms.mbsf_abcd_2018.md) | | Qualified name | cms.mbsf_abcd_2018.SAMPLE_GROUP | | Datatype | VARCHAR(2) | | Reference | [https://resdac.org/cms-data/variables/medicare-sample-group-indicator](https://resdac.org/cms-data/variables/medicare-sample-group-indicator) | Medicare 1, 5, or 20% Strict Sample Group Indicator | Key | Value | | --- | ----- | | long_name | SAMPLE_GROUP | | original_type | CHAR | | width | 2.0 |