Prevalence of the Use of Oral Contraceptives and Hormone Replacement Therapy in Japan: The Japan Nurses’ Health Study

Prevalence of the Use of Oral Contraceptives and Hormone Replacement Therapy in Japan: The Japan Nurses’ Health Study

Background: There have been few community-based epidemiological studies in which the prevalence of exogenous hormone use, including the use of oral contraceptives (OCs) and hormone replacement therapy (HRT), has been accurately assessed in Japan.Methods: We have been conducting repeated surveys of p...

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Veröffentlicht in:Journal of Epidemiology 2022/03/05, Vol.32(3), pp.117-124
Hauptverfasser: Yasui, Toshiyuki, Ideno, Yuki, Shinozaki, Hiromitsu, Kitahara, Yoshikazu, Nagai, Kazue, Hayashi, Kunihiko
Format: Artikel
Sprache:eng
Schlagworte:
Birth control
Contraceptives
Contraceptives, Oral
Epidemiology
Estrogen Replacement Therapy - adverse effects
Estrogens
Female
Hormone Replacement Therapy
Humans
Japan - epidemiology
Maternal and Child Health
nurse
Nurses
oral contraceptive
Oral contraceptives
Original
Prevalence
Prospective Studies
Surveys
Womens health
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Zusammenfassung:Background: There have been few community-based epidemiological studies in which the prevalence of exogenous hormone use, including the use of oral contraceptives (OCs) and hormone replacement therapy (HRT), has been accurately assessed in Japan.Methods: We have been conducting repeated surveys of participants in the Japan Nurses’ Health Study (JNHS), as a nationwide prospective cohort study, since 2001. We determined the prevalence of exogenous hormone use at baseline and during a 10-year follow-up period. A total of 15,019 female nurses participated in the JNHS follow-up cohort. We determined the prevalence of OC use in 14,839 women
ISSN:0917-5040
1349-9092
DOI:10.2188/jea.JE20200207