Table 3.

Beliefs and reproductive concerns related to headache among the avoid pregnancy group versus the no impact group in the female sex

	Total (n = 562)	IQR (Q1-Q3) or %	No impact group (n = 540, 96.1%)	IQR (Q1-Q3) or %	Avoid pregnancy group (n = 22, 3.9%)	IQR (Q1-Q3) or %	p values	r or Cramer’s V
Number of children	2	2–2	2	2–2	1.5	1–2	< 0.001*	−0.140
Headaches worsen during menstruation; yes	347	61.7%	330	61.1%	17	77.3%	0.284	0.067
Q1: My headaches would be worse during or just after pregnancy; yes	100	17.8%	96	17.8%	4	18.2%	0.892	0.006
Q2: Disability caused by headache makes pregnancy very difficult; yes	106	18.9%	92	17.0%	14	63.6%	< 0.001*	0.259
Q3: Disability caused by headache makes raising a child very difficult; yes	114	20.3%	104	19.3%	10	45.5%	< 0.001*	0.166
Q4: The headache medications I take would negatively affect my child’s development; yes	284	50.5%	267	49.4%	17	77.3%	< 0.001*	0.140
Q5: Headache would cause my baby to have abnormalities at birth; yes	57	10.1%	57	10.6%	0	0%	0.133	0.067
Q6: I would pass on genes to my baby that increase the risk of my baby having headache; yes	319	56.8%	307	56.9%	12	54.5%	0.318	0.043

Abbreviations: IQR Interquartile range, Q1 First quartile, Q3 Third quartile, r Effect size for Mann-Whitney U test