| Variable | N    = 170 | (%) |  | 
      
        | Age    group (years) < 26
 26 – 30
 31 – 35
 36 – 40
 41 – 45
 46 – 50
 51 – 55
 56 – 60
 >60
 | 19
 27
 20
 50
 11
 19
 6
 11
 7
 | 11.2
 15.9
 11.8
 29.4
 6.5
 11.1
 3.5
 6.5
 4.1
 | Mean age is 39y with SD of ±    10.8
 | 
      
        | Gender Male
 Female
 | 31
 139
 | 18.2
 81.8
 |  | 
      
        | Ethnicity Hausa
 Yoruba
 Igbo
 Others
 | 39
 92
 28
 11
 | 22.9
 54.1
 16.5
 6.5
 |  | 
      
        | Religion Christianity
 Islam
 Traditional
 | 30
 139
 1
 | 17.6
 81.8
 0.6
 |  | 
      
        | Marital    Status Single
 Married
 Separated/Divorced
 Widowed/Widower
 | 14
 14
 116
 26
 | 8.2
 8.2
 68.3
 15.3
 |  | 
      
        | Educational    level Non-Formal
 Primary
 Secondary
 Tertiary
 | 56
 55
 42
 17
 | 32.9
 32.4
 24.7
 10.0
 |  | 
      
        | Occupation Trader
 Civil servant
 Self employed
 Unemployed
 Students
 | 91
 16
 43
 14
 6
 | 53.5
 9.4
 25.4
 8.2
 3.5
 |  | 
      
        | Monthly    Income (N) No Income
 ≤20000 ($125)
 20001-30000 ($187)
 30001-40000($250)
 40001-50000($312)
 >50000 ($312)
 | 20
 129
 10
 6
 3
 2
 | 11.8
 75.9
 5.8
 3.5
 1.8
 1.2
 |  |