Table 1

Inclusion and exclusion criteria of young people who menstruate (YPM)

YPM
Inclusion criteriaExclusion criteria
Are between 11 and 16 years oldAre below 11 or above 16 years old
Are attending a participating schoolHave not (and will not) menstruate
Have (or will) menstruateCannot understand and/or provide consent
Have given their consent to participateCannot communicate well in Catalan or Spanish
Parents or legal tutors have signed the consent form
Have a good command of Catalan or Spanish