Table 3.

Correlation of the Menstrual Bleeding Questionnaire Score and the SF-36 Score (n=67)

	Total MBQ score (20 items)
SF-36 Domains	Spearman correlation coefficient	p-value
Physical health summary score (PCS)	−0.27	0.03
Mental health summary score (MCS)	−0.27	0.03
Overall health	−0.22	0.07
Physical health limits physical activity	−0.21	0.08
Physical health limits work activity	−0.25	0.04
Bodily pain	−0.45	0.0001
Energy	−0.15	0.2
Physical/emotional health limits social activity	−0.38	0.001
Emotional problems	−0.23	0.06
Personal/emotional problems limit daily activity	−0.33	0.006

The analysis was limited to participants who completed all SF-36 questions.

Higher SF-36 summary and domain scores indicate better physical and mental health, while higher MBQ scores indicate worse symptoms and a negative impact on quality of life.