Table 2.

Univariate linear of factors associated with SF-36

Variable	ß	t Value	95%CI	P Value
PCS
Headache frequency	− 0.364	− 0.405	(− 1.671, − 0.572)	< 0.001
HIT-6	− 0.359	− 3.977	(− 0.719, − 0.241)	< 0.001
HAMD	− 0.399	− 4.507	(− 1.058, − 0.412)	< 0.001
HAMA	− 0.400	− 4.513	(− 1.073, − 0.418)	< 0.001
PSSS	0.260	2.786	(0.091, 0.543)	0.006
PSQI	− 0.335	− 3.658	(− 2.279, − 0.677)	< 0.001
SIOSS	− 0.360	− 3.989	(− 1.869, − 0.628)	< 0.001
MCS
Headache frequency	− 0.244	− 2.607	(− 1.547, − 0.211)	0.010
HIT-6	− 0.151	− 1.585	(− 0.533, − 0.059)	0.116
HAMD	− 0.600	− 7.760	(− 1.619, − 0.960)	< 0.001
HAMA	− 0.459	− 5.351	(− 1.371, − 0.630)	< 0.001
PSSS	0.473	5.553	(0.433, 0.914)	< 0.001
PSQI	− 0.306	− 3.312	(2.517, − 0.632)	0.001
SIOSS	− 0.630	− 8.382	(− 3.155, − 1.948)	< 0.001

PCS physical component summary, HIT-6 Headache Impact Text-6, HAMD Hamilton Rating Scale for Depression, HAMA Hamilton Rating Scale for Anxiety, PSSS Perceived social support scale, PSQI Pittsburgh Sleep Quality Index, SIOSS Self-rating Idea of Suicide Scale, MCS: mental component summary