Prevalence of primary headache disorders in a population aged 60 years and older in a rural area of Northern China

Table 12 Multivariate analysis of variables significantly associated with UNC versus individuals with healthy respondents

	B	OR (95 % CI)	P value
Sex – female	0.991	2.695(1.396–5.2)	0.003*
Education (>5 years)	−0.175	0.840(0.508–1.387)	0.495
Smokes cigarettes	−0.193	0.824(0.394–1.725)	0.608
Drinks alcohol	−0.038	0.963(0.437–2.124)	0.926
Engages in social activities	1.645	5.183(1.258–21.349)	0.023*
Heart disease	0.589	1.803(1.091–2.980)	0.022*

ISSN: 1129-2377