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Table 5 Differences in variables according to self-reported frequent headache status

From: Self-reported sleep bruxism is associated with vitamin D deficiency and low dietary calcium intake: a case-control study

Variable

Participants with frequent headache (n = 54)

Participants with no frequent headache (n = 46)

P-valuea

Age (Years)

34 (23.75–43.5)

36.5 (27–47.25)

0.12

Gender

 Male

13 (24.1)

19 (41.3)

0.07

 Female

41 (75.9)

27 (58.7)

Marital status

  

0.39

 Single

27 (50)

19 (41.3)

 

 Married

27 (50)

27 (58.7)

 

BMI (kg/m2)

24.85 (22.12–27.71)

26.15 (22.29–29.23)

0.41

General health status

   

 Excellent

12 (22.2)

15 (32.6)

0.50

 Very good

29 (53.7)

22 (47.8)

 Good

13 (24.1)

9 (19.6)

Regular exercise

  

0.73

 Yes

37 (68.5)

30 (65.2)

 

 No

17 (31.5)

16 (34.8)

 

HADS-anxiety score (0–21)

7 (4.75–10)

5 (1–7)

< 0.01

 Normal (0–7)

34 (63)

36 (78.3)

0.22

 Borderline (8–10)

8 (14.8)

3 (6.5)

 Abnormal (11–21)

12 (22.2)

7 (15.2)

HADS-depression score (0–21)

7 (4.75–10)

4 (2–7)

< 0.001

 Normal (0–7)

28 (51.9)

37 (80.4)

0.01

 Borderline (8–10)

14 (25.9)

6 (13)

 Abnormal (11–21)

12 (22.2)

3 (6.5)

Dietary calcium intake (mg/day)

405 (303.70–638.75)

469.40 (298.75–752.84)

0.61

 < 323 mg/day

18 (33.3)

15 (32.6)

0.28

 324–600 mg/day

21 (38.9)

12 (26.1)

 > 600 mg/day

15 (27.8)

19 (41.3)

Serum 25-hydroxyvitamin D (ng/mL)

21 (12.75–31.25)

21 (13.75–33.25)

0.61

 Sufficient (≥ 30 ng/mL)

16 (29.6)

16 (34.8)

0.85

 Insufficient (20–30 ng/mL)

12 (22.2)

9 (19.6)

 Deficient (< 20 ng/mL)

26 (48.1)

21 (45.7)

  1. a Mann-Whitney U test or Chi-square test as appropriate (p values were considered significant at < 0.05 are shown in bold). HADS Hospital Anxiety and Depression Scale, BMI Body Mass Index