Table 1 Socio-demographic characteristics of patients

Age (years)

 ([15–25[)

3

4.8

  ([25–35[)

6

9.7

  ([35–45[)

13

21.0

  ([45–55[)

19

30.6

  ([55–65[)

16

25.8

  ([65–75[)

4

6.5

  ([75–85[)

1

1.6

Profession

 Informal sector

52

83.9

 Official

7

11.3

 Retired

2

3.2

 Student

1

1.6

Level of education

 No

13

21

 Primary

13

21

 College

17

27.4

 High school

5

8

 University

14

22.6

Martal status

 Bride

34

54.8

 Single

16

25.8

 Widow

6

9.7

 Concubinage

4

6.5

 Divorced

2

3.2