COVID-19 Vaccines and the Menstrual Cycle

Completed

• Conditions: Menstrual Irregularity

• Registration Number: NCT05688995
• Lead Sponsor: University of Jordan

Brief Summary

The study aimed to explore the effect of different COVID-19 vaccines on menstrual cycle

Detailed Description

This is a descriptive cross-sectional study that took place between September 2021 and December 2021. The study aimed to explore the effect of different COVID-19 vaccines on menstrual cycle. It used an anonymous questionnaire distributed via social media platforms; Facebook, Twitter, and WhatsApp across different cities of Jordan. A total of 732 responses were received with a 59% response rate.

The questionnaire was distributed over four months directed at women who have received at least one dose of the COVID-19 vaccine and who live in Jordan. It took 10 minutes to complete all the questions.

Data collection did not involve direct contact with participants to prevent the spread of COVID-19.

Study Timeline

• Study Start: 2021-09-30
• Primary Completion: 2021-12-30
• Status Verified: 2023-01
• Study Completion: 2023-01-01
• Study First Submitted: 2023-01-17
• Study First Submitted QC: 2023-01-17
• Last Update Submitted: 2023-01-17
• Study First Posted: 2023-01-18
• Last Update Posted: 2023-01-18

Recruitment & Eligibility

• Status: COMPLETED
• Sex: Female
• Target Recruitment: 617

Inclusion Criteria

• 18 years and older
• less than 40 years
• healthy women
• received covid-19 vaccine

Exclusion Criteria

• women who did not receive the vaccine
• those living outside Jordan (those cannot fill the form) and during analysis.

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
significant changes in the menstrual cycle after vaccination	6 months	changes that involve bleeding amount or pain

Trial Locations

Locations (1)

Jordan University Hospital; 🇯🇴 Amman, Jordan