Human epididymis protein 4 (HE4), is an ovarian tumor marker that showed no significant difference in serum levels, if tested in follicular or luteal phase of the menstrual cycle in patients with benign ovarian tumours.
This study deals with the menstrual cycle and the presence of premenstrual symptoms and dysmenorrhoea amongst Spanish schoolgirls and students. The characteristics of the menstrual cycle of 130 participants are described. The risk of suffering premenstrual symptoms and dysmenorrhoea increases with age.
ABSTRACT
Objective: To study the menstrual cycle and the presence of premenstrual symptoms and dysmenorrhoea amongst Spanish schoolgirls and students.
Methods: Description of the characteristics of the menstrual cycle of 130 schoolgirls and students. Analysis of the link between variables using the χ² test of independence with a significance level of 5%. Magnitude of the link quantified through binary or multinomial logistic regression.
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