Table 1 Demographic and sociological indicators (n)

Gender

Male

6 (22.2 %)

7 (11.9 %)

0.330*

Female

21 (77.8 %)

52 (88.1 %)

Education level

Junior high school、primary school or lower

17 (63.0 %)

31 (52.5 %)

0.816

0.366

Senior high school, university or higher

10 (37.0 %)

28 (47.5 %)

Occupational status

Unemployed

6 (22.2 %)

6 (10.2 %)

5.371

0.068

Student

0 (0 %)

8 (13.6 %)

Farmer

10 (37.0 %)

16 (27.1 %)

Worker

4 (14.8 %)

13 (22.0 %)

Cadre or other

7 (25.9 %)

16 (27.1 %)

Marital status

Unmarried

0 (0 %)

10 (16.9 %)

5.941

0.051

Married

24 (88.9 %)

45 (76.3 %)

Divorced or widowed

3 (11.1 %)

4 (6.8 %)

Residence

Rural areas and suburbs

22 (81.5 %)

38 (64.4 %)

2.560

0.110

City

5 (8.5 %)

21 (35.6 %)

Household income

Less than 60,000/year

14 (51.9 %)

25 (42.4 %)

0.672

0.413

More than 60,000/year

13 (48.1 %)

34 (57.6 %)

Smoking history

No

16 (59.3 %)

47 (79.7 %)

4.345

0.114

Less than 20/day

5 (18.5 %)

4 (6.8 %)

More than 20/day

6 (22.2 %)

8 (16.3 %)

Drinking history(per day)

No

21 (77.78 %)

52 (88.14 %)

0.330*

Yes

6 (22.22 %)

7 (11.86 %)

History of caffeine intake

No

22 (81.48 %)

52 (88.14 %)

0.505*

Yes

5 (18.52 %)

7 (11.86 %)

Other drug history and substance addiction

No

21 (77.8 %)

50 (84.7 %)

0.542*

Yes

6 (22.2 %)

9 (15.3 %)

Family history of headache

No

12 (44.4 %)

23 (39.0 %)

0.229

0.632

Yes

15 (55.6 %)

36(61.0 %)

MOH family history

No

24 (88.9 %)

57 (96.6 %)

0.176*

Yes

3 (11.1 %)

2 (3.4 %)

Family history of addiction to other drugs and substances

No

22 (81.5 %)

52 (88.1 %)

0.505*

Yes

5 (18.5 %)

7 (11.9 %)