Elizabeth Elliott Hatch

STUDY QUESTION: To what extent is female preconception antibiotic use associated with fecundability? SUMMARY ANSWER: Preconception antibiotic use overall was not appreciably associated with fecundability. WHAT IS KNOWN ALREADY: Antibiotic…

PURPOSE: Asthma has been positively associated with irregular menses and infertility in some studies, but data are limited on the relation between asthma medication use and fecundability (i.e., average per-cycle probability of conception am…

OBJECTIVE: To quantify the frequency of use of selected fertility awareness indicators and to assess their influence on fecundability. DESIGN: Web-based prospective cohort study. SETTING: Not applicable. PATIENT(S): Female pregnancy plan…