Variable

Description and number of participants

Age range

30 to 69 years (22)

Level of Education

No formal education (3)

Primary (9)

Secondary (7)

Tertiary (3)

Marital status

Married (10)

Single (12)

Residential area

High density (13)

Medium density (5)

Low density (4)

Use of dilator

Once weekly (2)

Twice weekly (11)

Three times a week (6)

Three times daily (3)