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Survey study, 2026

How common are severe PMS and PMDD in young women, and what are the risk factors?

About 26% had moderate to severe PMS and 7.3% had PMDD. Risk factors included not exercising, living in rural areas, starting periods early, and not getting enough sleep.

Moderate study design 756 unmarried female university students aged 18-22 in Cairo, Egypt

What they did

756 unmarried female university students aged 18-22 in Cairo, Egypt completed questionnaires about PMS symptoms and factors in their lives including lifestyle and menstrual patterns. Researchers identified which factors were linked to having PMDD.

What they found

66.7% had normal to mild PMS. 26.1% screened positive for moderate to severe PMS. 7.3% screened positive for PMDD. Women with PMDD were more likely to come from rural areas, have started periods before age 12, have cycles longer than 7 days, not exercise, have a family history of high blood pressure, and sleep less than 8 hours daily. Getting 8 or more hours of sleep was linked to having less PMDD.

What it means for you

PMDD and severe PMS are fairly common in young women. Lifestyle factors like exercise and sleep matter. The study was in Egypt, so these patterns may be different in other countries.

756

Women in study

26.1%

Moderate to severe PMS

7.3%

PMDD

About the study

Original title
Prevalence and factors associated with premenstrual disorders among Al-Azhar female university students, Cairo, Egypt
Authors
Sally Samir Othman, Fatima Mahrous Tawfek, Hanan Mourad
Journal
Ain Shams Medical Journal
Year
2026
Study design
Survey study
Participants
756
What was tested
None
Open access
Yes
Original abstract

Background: Premenstrual disorders including premenstrual syndrome and premenstrual dysphoric disorder are common among young women and can significantly impair quality of life.Aim: To assess the prevalence of premenstrual disorders and factors associated with it among female university students in Cairo, Egypt.Study design: Cross-sectional study Methods: A cross-sectional study was conducted on 756 unmarried female students aged 18–22 years. Data were collected using a structured questionnaire and the Arabic Premenstrual Syndrome Scale (APMSS). Logistic regression was used to identify factors associated with premenstrual dysphoric disorder.Results: Normal to mild premenstrual syndrome was reported by 66.7% of participants, while 26.1% screened positive for moderate to severe premenstrual syndrome and 7.3% screened positive for premenstrual dysphoric disorder. Significant factors associated with premenstrual dysphoric disorder included, rural residence, early age at menarche ( 7 days, lack of physical exercise, and positive family history of hypertension. While enough sleeping hours (8 hours or more/day) were found to be protective (p<0.05).Conclusion: Premenstrual dysphoric disorder is prevalent among university students and strongly associated with lifestyle and menstrual factors. Early screening and health education programs are recommended.

Reproduced under CC-BY.

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