Dysmenorrhea among University Health Science Students, Northern Ethiopia: Impact and Associated Factors

Table 2

Menstrual characteristics of participants, 2014.

Variable	Frequency	Percent
Menstruation cycle
21 days or less	37	15.4
23 to 34 days	188	78.3
35 or greater days	15	6.2
Menstruation cycle regularity
Regular	163	67.4
Irregular	79	32.6
Menstruation bleeding duration
2-3 days	54	22.4
4-5 days	155	64.3
6-7 days	32	13.3
Experience of dysmenorrhea
Yes	173	71.8
No	68	28.2
Family history of dysmenorrhea
Yes	129	54.4
No	108	45.6