Premenstrual syndrome: Prevalence, symptoms, and associated risk factors among adolescent girls in Aligarh, Uttar Pradesh.

Premenstrual syndrome (PMS) is a collection of physical, cognitive, affective, and behavioral cyclically occurring symptoms during the luteal phase of the menstrual cycle which resolves later. The study aims to find the prevalence and symptoms of PMS and risk factors associated with it among school-going adolescent girls in Aligarh. A total of 422 girls (Class 6 to 12) were taken by systematic random sampling with probability proportionate to size. 37.7% (159) of the girls reported PMS with abdominal bloating (35.2%) as the most common somatic symptom and social withdrawal (69.2%) as the most common effective symptom. The multivariable analysis showed that occurrences of PMS were significantly associated with age, adjusted odds ratio (AOR) (95% confidence interval [CI]): 2.19 (1.22-3.93); education status of participants, AOR (95% CI): 2.97 (1.37-6.45); mothers who are graduate and above, AOR (95% CI): 2.59 (1.40-4.77); working mothers, AOR (95% CI): 1.81 (1.04-3.14); long menstrual cycle (>35 days), AOR (95% CI): 0.40 (0.19-0.85); and irregular cycle, AOR (95% CI): 2.83 (1.48-5.38). Cox and Snell R was 0.2 and Nagelkerke R was 0.3.