Table 1 Sociodemographic and clinical data of case and control groups

Age

Mean ± SD

40.73 ± 7.68

38.50 ± 7.21

1.161•

0.250

NS

Range

23–55

20–50

Gender of caregiver

Female

22 (73.3%)

27 (90.0%)

2.783^a

0.095

NS

Male

8 (26.7%)

3 (10.0%)

Marital status

Single

1 (3.3%)

2 (6.7%)

1.850^a

0.763

NS

Married

26 (86.7%)

23 (76.7%)

Divorced

2 (6.7%)

2 (6.7%)

Widow

1 (3.3%)

2 (6.7%)

Other

0 (0.0%)

1 (3.3%)

Scientific degree

University

10 (33.3%)

2 (6.7%)

28.506^a

0.000

HS

Diploma

0 (0.0%)

12 (40.0%)

Primary/preparatory

20 (66.7%)

9 (30.0%)

Can read and write

0 (0.0%)

1 (3.3%)

Illiterate

0 (0.0%)

6 (20.0%)

Profession

No

3 (10.0%)

25 (83.3%)

43.571^a

0.000

HS

Manual worker

0 (0.0%)

3 (10.0%)

Technical worker

22 (73.3%)

0 (0.0%)

Professional worker

5 (16.7%)

2 (6.7%)

Monthly income

Adequate

8 (26.7%)

2 (6.7%)

8.819^a

0.012

S

Barely adequate

12 (40.0%)

7 (23.3%)

Inadequate

10 (33.3%)

21 (70.0%)

Residence

Urban

28 (93.3%)

19 (63.3%)

7.954^a

0.005

HS

Rural

2 (6.7%)

11 (36.7%)

General medical history

No

25 (83.3%)

22 (73.3%)

4.525^a

0.807

NS

HTN

1 (3.3%)

2 (6.7%)

DM

1 (3.3%)

1 (3.3%)

IBS

1 (3.3%)

1 (3.3%)

Disc prolapse

1 (3.3%)

1 (3.3%)

BA

0 (0.0%)

1 (3.3%)

BMT

1 (3.3%)

0 (0.0%)

Epilepsy

0 (0.0%)

1 (3.3%)

Thyroidectomy

0 (0.0%)

1 (3.3%)