No, it is not necessarily associated. However, in cases of IVF treatments, it is true that your chances of becoming pregnant, as long as the cause is not related to other problems, will increase because the success rates are cumulative.
Read the full article on: What Is a Chemical Pregnancy? – Symptoms, Causes & Treatment ( 32).

Zaira Salvador
B.Sc., M.Sc.
Bachelor's Degree in Biotechnology from the Technical University of Valencia (UPV). Biotechnology Degree from the National University of Ireland en Galway (NUIG) and embryologist specializing in Assisted Reproduction, with a Master's Degree in Biotechnology of Human Reproduction from the University of Valencia (UV) and the Valencian Infertility Institute (IVI)
License: 3185-CV