Author contributions
DW: Conceptualization, Investigation, Methodology, Visualization, Writing – original draft, Writing – review & editing. TW-K: Formal analysis, Methodology, Software, Validation, Visualization, Writing – original draft, Writing – review & editing. RS-R: Writing – review & editing. RL: Methodology, Writing – original draft. AS: Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Resources, Supervision, Visualization, Writing – original draft, Writing – review & editing.We would like to thank the Gdansk University of Physical Education and Sport for the organizational support and all of the pregnant women who volunteered to participate in this study.