ORIGINAL RESEARCH

The influence of migration factor on the establishment of menstrual function in girls

About authors

1 Pirogov Russian National Research Medical University, Moscow, Russia

2 Burdenko Voronezh State Medical University, Voronezh, Russia

3 Institute for Demographic Research of the Federal Research Sociological Center RAS, Moscow, Russia

Correspondence should be addressed: Natalia A. Skoblina
Ostrovityanova, 1, Moscow, 117997, Russia; ur.liam@mod_anilboks

About paper

Author contribution: all authors made equal contributions to the study and manuscript preparation.

Compliance with ethical standards: The study was approved by Local Ethical Board at Pirogov Russian National Research Medical University (Protocol № 159 of November 21, 2016). All participants provided informed consent for the study.

Received: 2022-03-24 Accepted: 2022-04-14 Published online: 2022-04-24
|
Fig. 1. Menarcheal age distributions for the two groups of the study
Fig. 2. Pie chart of the time spans from menarche to regular menstrual cycle
Fig. 3. Pie chart of the menstrual cycle lengths