Table 3.

Multiple logistic analysis for association of an exercise habit with premenstrual MDQ subscales

Variables	β	SE	Wald	df	p Value	Odds ratio	95% CI
							Lower	Upper
Concentration	− 0.012	0.047	0.064	1	0.800	0.988	0.902	1.083
Behavioral change	− 0.003	0.050	0.003	1	0.956	0.997	0.905	1.099
Water retention	− 0.016	0.040	0.173	1	0.678	0.984	0.910	1.063
Negative affect	− 0.048	0.018	10.125	1	0.009*	0.953	0.919	0.988

Variation inflation factor: concentration, 2.623; behavioral Change, 3.526; water retention, 1.451; negative affect, 2.920

MDQ Menstrual Distress Questionnaire, β partial regression coefficient, SE standard error, df degree of freedom

*Statistical significant