Table 2.
Usage of sex assigned at birth and gender identity fields by age category
| SOGI field use, n (%) | Legal sex | Sex assigned at birth | Gender identity |
|---|---|---|---|
| In-person outpatient or inpatient encounter(s) December 2018–February 2022 (N = 123 441) | |||
| All ages | 123 441 (100%) | 43 607 (35.3%) | 46 103 (37.3%) |
| 12+ years old | 116 984 (100%) | 43 538 (37.2%) | 45 996 (39.3%) |
| <12 years old | 6547 (100%) | 69 (1.1%) | 107 (1.6%) |
| 12–17 years old | 6177 (100%) | 1732 (28.0%) | 1631 (26.4%) |
| ICD-10CM diagnosis codes related to gender dysphoria (N = 1553) | |||
| All ages | 1553 (100%) | 1384 (89.1%) | 1454 (93.6%) |
| 12+ years old | 1522 (100%) | 1366 (89.8%) | 1435 (94.3%) |
| <12 years old | 31 (100%) | 18 (58.1%) | 19 (61.3%) |
| 12–17 years old | 349 (100%) | 268 (76.8%) | 301 (86.2%) |
Note: Sex assigned at birth and gender identity can be left blank, whereas legal sex must be female, male, or unknown. The ICD-10CM codes related to gender dysphoria are: F64.0, F64.1, F64.2, F64.8, F64.9, and Z87.890.
Abbreviations: ICD-10CM: International Statistical Classification of Diseases and Related Health Problems, 10th Revision codes and medication; SOGI: sexual orientation/gender identity.