Kalk P

No ORCID on file · 4 papers in corpus
observational 2026
Embryo Culture Duration Is an Independent Risk Factor for Gestational Diabetes in Frozen Embryo Transfer Pregnancies.
Journal of the Endocrine Society ·doi:10.1210/jendso/bvaf161

ObjectiveTo investigate whether prolonged embryo culture increases the risk of gestational diabetes mellitus (GDM) in pregnancies conceived via frozen embryo transfer (FET).Research design and methodsIn this retrospective cohort study, 26 1…

observational 2025
Prior COVID-19 infection increases degenerated oocytes but does not affect IVF outcomes: a prospective cohort study
Frontiers in endocrinology ·doi:10.3389/fendo.2025.1599771

BACKGROUND: The global health crisis of coronavirus disease 2019 (COVID-19) continues to impact people of all age groups worldwide. Recent studies increasingly support that COVID-19 infection may affect reproductive function, causing subfer…

observational 2024
Estradiol-to-follicle ratio on human chorionic gonadotropin day is a novel predictor of gestational diabetes mellitus in women receiving fresh embryo transfer
Frontiers in endocrinology ·doi:10.3389/fendo.2024.1465069

AIMS: To assess the predictive value of estradiol (E2) related parameters on the incidence of gestational diabetes mellitus (GDM) in women undergoing fresh embryo transfer. MATERIALS AND METHODS: A Post-hoc analysis of a prospective cohort…

other 2024
Mediterranean diet improves blastocyst formation in women previously infected COVID-19: a prospective cohort study
Frontiers in nutrition ·doi:10.3389/fnut.2024.1371077

OBJECTIVES: Our study tries to investigate the effect of the Mediterranean diet (MeDiet) on assisted reproductive treatment outcomes in women after COVID-19 infection. DESIGN: A prospective observational cohort study in the Reproductive an…