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

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.

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.

women with menstrual cycle

Our study included 617 Menstruating females. 74.55% of participants were of the age group between 20-35 years. 59.64% had normal BMI (18.5-24.9 Kg/m2), while 11.99% were underweight (BMI less than 18.5 Kg/m2), 19.77% were overweight (BMI>24.9 Kg/m2 but less than 30 Kg/m2), and 8.59% were obese (BMI more than 30 Kg/m2). Largest BMI was 39.79 Kg/m2. Most of participants were single ladies (79.25%). 82.01% were nulliparous. 17.83% were multiparous, including 1.62% ladies that had 5 or more children (grand multiparous).

can be shared with reasonable request from the primary investigator