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Research ArticleOriginal Research

Erythrocytosis in Gender-Affirming Care With Testosterone

Alana Tova Porat, Meghan Ellwood, Marisa Rodina and Shokoufeh Dianat
The Annals of Family Medicine September 2023, 21 (5) 403-407; DOI: https://doi.org/10.1370/afm.3018
Alana Tova Porat
Virginia Commonwealth University, Richmond, Virginia
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  • For correspondence: poratat@vcu.edu
Meghan Ellwood
Virginia Commonwealth University, Richmond, Virginia
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Marisa Rodina
Virginia Commonwealth University, Richmond, Virginia
MPH
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Shokoufeh Dianat
Virginia Commonwealth University, Richmond, Virginia
DO, MAS
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    Figure 1.

    Exclusion criteria.

    GAHT = gender-affirming hormone therapy.

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    Figure 2.

    Cumulative incidence of erythrocytosis over 20-month study period.

    Hct = hematocrit.

Tables

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    Table 1.

    Follow-Up Table for Erythrocytosis in Patients on Testosterone

    Duration of Testosterone Therapy (mon)No. of Patients FollowedIncident Cases of ErythrocytosisProbability of Hct in Normal RangeCumulative Incidence of Erythrocytosis
    Erythrocytosis (Hct >50.4)
    Baseline28201.0000.000
    2.0-4.928220.9930.007
    5.0-7.923520.9910.016
    8.0-10.917120.9880.027
    11.0-13.912640.9680.059
    14.0-16.9  8520.9760.083
    17.0-19.9  6930.9570.126
    20.0-22.9  3810.9740.152
    23.0-25.9  2940.8620.290
    26.0-28.9    710.8570.433
    29.0-31.9    301.0000.433
    Erythrocytosis (Hct >52)
    Baseline28201.0000.000
    2.0-4.928201.0000.000
    5.0-7.923710.9960.004
    8.0-10.917410.9940.010
    11.0-13.912801.0000.010
    14.0-16.9  8801.0000.010
    17.0-19.9  7101.0000.010
    20.0-22.9  4001.0000.010
    23.0-25.9  3120.9350.074
    26.0-28.9    701.0000.074
    29.0-31.9    301.0000.074
    Erythrocytosis (Hct >54)
    Baseline28201.0000.000
    2.0-4.928201.0000.000
    5.0-7.923701.0000.000
    8.0-10.917410.9940.006
    11.0-13.912801.0000.006
    14.0-16.9  8801.0000.006
    17.0-19.9  7101.0000.006
    20.0-22.9  4001.0000.006
    23.0-25.9  3101.0000.006
    26.0-28.9    701.0000.006
    29.0-31.9    301.0000.006
    • Hct = hematocrit.

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The Annals of Family Medicine: 21 (5)
The Annals of Family Medicine: 21 (5)
Vol. 21, Issue 5
September/October 2023
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Erythrocytosis in Gender-Affirming Care With Testosterone
Alana Tova Porat, Meghan Ellwood, Marisa Rodina, Shokoufeh Dianat
The Annals of Family Medicine Sep 2023, 21 (5) 403-407; DOI: 10.1370/afm.3018

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Erythrocytosis in Gender-Affirming Care With Testosterone
Alana Tova Porat, Meghan Ellwood, Marisa Rodina, Shokoufeh Dianat
The Annals of Family Medicine Sep 2023, 21 (5) 403-407; DOI: 10.1370/afm.3018
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Subjects

  • Person groups:
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