Gender Code: The code representing the gender of a person
| Code | Display | Definition |
|---|---|---|
| 0 | Unknown | Not known, not observed, not recorded, or refused. |
| 1 | Male | A person who belongs to the sex that normally produces sperm. The term is used to indicate biological sex distinctions, cultural gender role distinctions, or both. |
| 2 | Female | A person who belongs to the sex that normally produces ova. The term is used to indicate biological sex distinctions, or cultural gender role distinctions, or both. |
| 3 | Not specified | Not specified |