Gender
|
Male
|
11
|
22
|
Female
|
39
|
78
|
Referral Season
|
Winter
|
20
|
40
|
Spring
|
6
|
12
|
Summer
|
8
|
16
|
Autumn
|
16
|
32
|
Relationship Between Referral and School
|
During school term
|
40
|
80
|
Not during school term
|
10
|
20
|
Headache Frequency
|
< 25 days/month
|
32
|
64
|
≥ 25 days/month
|
18
|
36
|
Genetic Load for Headache
|
In mother OR father
|
30
|
60
|
In mother AND father
|
7
|
14
|
None
|
13
|
26
|
Obesity
|
Over-weight/ Obese (BMI ≥ 25)
|
13
|
26
|
Normal (BMI < 25)
|
37
|
74
|
Chronic Physical Illness
|
At least one
|
8
|
16
|
None
|
42
|
84
|
Socio-economic Level
|
Low
|
23
|
46
|
Moderate/ High
|
27
|
54
|
Sleep Pattern
|
Regular
|
28
|
56
|
Irregular
|
22
|
44
|
Heating of the Household
|
Central heating (Radiator)
|
30
|
60
|
Stove
|
20
|
40
|
History of Traumatic Head Injury
|
Present
|
4
|
8
|
Not present
|
46
|
92
|
Dietary Habits
|
Healthy/ Regular
|
27
|
54
|
Irregular
|
23
|
46
|
History of Psychiatric Referral
|
At least one
|
14
|
28
|
None
|
36
|
72
|
Psychiatric Diagnosis During the Study
|
At least one
|
29
|
58
|
None
|
21
|
42
|
Medications
|
Atidepressants (Sertraline 25–100 mg/day or Fluoxetine 10–20 mg/day)
|
25
|
50
|
Propranolol (80 mg/day)
|
10
|
20
|
Flunirazin (5 mg/day)
|
5
|
10
|
Vitamin replacement
|
10
|
20
|
History of Cranial CT During Emergency Department Referral
|
At least one
|
9
|
18
|
None
|
41
|
82
|
History of SXR During Emergency Department Referral
|
At least one
|
23
|
46
|
None
|
27
|
54
|