Dysmenorrhea among high-school students and its associated factors in Kuwait

BMC Pediatrics

Table 5 Association between dysmenorrhea and potential risk factors among 763 female high-school students in Kuwait in multivariable analysis

Variables	OR^a	[95% CI]	p-value^b
Age of menarche	0.80	[0.69–0.93]	0.005
Regularity of menstrual period
Regular	1.00	[Reference]	0.018
Irregular	0.59	[0.38–0.91]	0.018
Flow of menstrual period^c
Mild	0.44	[0.19–1.01]	0.006
Moderate	0.78	[0.41–1.47]
Heavy	2.10	[0.83–5.31]
Heavy with clots	1.00	[Reference]
Weekly drinking of coffee
≤ 3 times per week	1.00	[Reference]	0.001
≥ 4 times per week	2.19	[1.39–3.44]	0.001

^a Adjusted odds ratio; ^b p-values were generated using likelihood ratio test; ^c as reported by the participants

ISSN: 1471-2431