Itoi S

ORCID: 0009-0000-1020-1701 · 3 papers in corpus
observational 2026
Prescription trends for combined oral contraceptives and thromboembolism incidence in Japan before and after public awareness events in 2013-2015
International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics ·doi:10.1002/ijgo.70835

OBJECTIVE: Combined oral contraceptives (COCs) for dysmenorrhea management have been covered by the Japanese universal health insurance system since 2008. Several public awareness events regarding COC prescriptions for dysmenorrhea were imp…

observational 2026
Psychosocial and menstrual correlates of premenstrual disorders: A community-based study
International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics ·doi:10.1002/ijgo.70752

OBJECTIVE: To assess the background, psychosocial, and menstrual factors associated with premenstrual syndrome (PMS) and premenstrual dysphoric disorder (PMDD) in a community-based cohort. METHODS: A prospective cohort study was conducted …

observational 2026
Within-individual changes in BMI and menstrual irregularity: a cohort study using real-world data
BMC women's health ·doi:10.1186/s12905-026-04308-2

BACKGROUND: The impact of body mass index (BMI) on reproductive health is well-established, but the effect of within-individual changes in BMI on the menstrual cycle, a valuable and accessible indicator of reproductive health, remains less …