From: The burden of headache is associated to pain interference, depression and headache duration in chronic tension type headache: a 1-year longitudinal study
Independent Variable
B
SE B
β
t
F
P
Step 1
Bodily Pain
−.272
.052
−.532
−5.246
27.51
<0.001
Step 2
−.222
.057
−.433
−3.925
11.33
<0.01
HADS-D
.689
.342
.222
2.014