OrganizationField NameIDRequired
KCRSex (Sex)10150yes

Field Length:  1

Enter the one character code which describes the patient's sex:

3Other (intersex, disorders of sexual development/DSD)
4Transsexual, NOS
5Transsexual, natal male
6Transsexual, natal female

 If the patient is transsexual, code to the gender at birth, if known.


Intersex: A person born with ambiguous reproductive or sexual anatomy; chromosomal genotype and sexual phenotype other than XY-male and XX-female. An example is 45,X/46,XY mosaicism, also known as X0/XY mosaicism.

Transsexual: A person who was assigned one gender at birth based on physical characteristics but who self-identifies psychologically and emotionally as the other gender.

Coding Instructions

  1. Assign code 3 for
    1. Intersexed (persons with sex chromosome abnormalities)
    2. Hermaphrodite - Hermaphrodite is an outdated term.
  2. Codes 5 and 6 may be used for cases diagnosed prior to 2015
  3. Codes 5 and 6 have priority over codes 1 and 2
  4. Assign code 5 for transsexuals who are natally male or transsexuals with primary site of C600-C639
  5. Assign code 6 for transsexuals who are natally female or transsexuals with primary site of C510-C589
  6. Assign code 4 for transsexuals with unknown natal sex and primary site is not C510-C589 or C600-C639
  7. When gender is not known
    1. Assign code 1 when the primary site is C600-C639
    2. Assign code 2 when the primary site is C510-C589
    3. Assign code 9 for primary sites not included above