From: Cognitive performance in patients with chronic tension-type headache and its relation to neuroendocrine hormones
Variables
CTTH
Depression
Significance
N 100
N
97
χ2
p
%
Mild
4
4%
0
0.00%
NS
Discomforting
21
21%
25
25.80%
Distressing
34
34%
45
46.4%
Horrible
24
24%
24.70%
Excruciating
17
17%
3
3.10%
9.80
0.002