UCB MCAH Publications

MCAH Publications

Menstrual Cycle Characteristics of U. S. Adolescents According to Gynecologic Age and Age at Menarche

Harley, K. G., Watson, A., Robertson, S., Vitzthum, V. J., & Shea, A.
2024

Study objective: To characterize typical menstrual cycle characteristics in adolescents and determine how these differ with age at menarche or years since menarche (gynecologic age).

Methods: We surveyed 13 to 18-year-old U.S. users of the Clue app (N = 6,486) and linked their responses to app-recorded cycle data (N=38,916 cycles). We analyzed cycle characteristics including cycle length, cycle variability, period length, experience of heavy flow, and dysmenorrhea in relation to gynecologic age and menarcheal age using mixed effects models.

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Danielle Van Liefde (MPH '24) Co-Authors Study on Usage of Telemedicine for Contraceptive Purposes in Young Adults

May 3, 2024

Click here to read Dani's study.

Interview with Danielle Van Liefde

Dani is a second-year MCAH/MPH student, passionate about the promotion of equity-centered family health programs and policies that address social and structural determinants of health. She has experience in the development and implementation of programs across multiple domains of maternal, child, and adolescent health in local and global contexts, including contraception, abortion, malnutrition, diabetes, and HIV/AIDS. Before attending...

Neighborhood racial and economic privilege and timing of pubertal onset in girls

February 27, 2023

A team of researchers, led by Julia Acker, a doctoral student at UC Berkeley School of Public Health, Division of Epidemiology, sought to determine whether differences in racial and economic privilege at the neighborhood level may contribute to these disparities.

Additional authors of the paper are: Mahasin Mujahid and Julianna Deardorff (senior co-author), UC Berkeley School of Public Health; Sara Aghaee and Ai Kubo (senior co-author), Division of Research, Kaiser Permanente Northern California; Scarlett Gomez and Salma Shariff-Marco, Department of...