Study of Transition, Outcomes, and Gender

The Study of Transition, Outcomes, and Gender (STRONG) is a cohort study of health in transgender people before and during or after gender-affirming treatments such as gender-affirming hormone therapy and gender-affirming surgery.^[1] It is being conducted at Kaiser Permanente sites in Northern California, Southern California, and Georgia and includes over 6,000 transgender people.^[1] The study was underway by 2015^[2] and the first paper for the study was published in 2017.^[1] The STRONG cohort represents the largest cohort of transgender people studied to date and the first such large-scale study conducted in the United States.^[2]

STRONG has published papers assessing transgender population size and demographics,^[3] agreement between electronic medical records and self-reported gender identity,^[4] gender dysphoria and mental health,^[5][6] suicidality,^[7] "passing" and mental health,^[8] progression of gender dysphoria in transgender youth,^[9] hematological parameters,^[10] liver parameters,^[11] acne risk,^[12][13] psoriasis risk,^[14] cardiovascular health,^[15][16] diabetes risk,^[17][18] and cancer risk.^[19]

See also

• European Network for the Investigation of Gender Incongruence (ENIGI)