| Background variables | 
        Frequencies (%) | 
       
      
        | Sex | 
          | 
       
      
        | Male | 
        155 (46,3) | 
       
      
        | Female | 
        180 (53,7) | 
       
      
        | Total | 
        335 (100,0) | 
       
      
        | Education level | 
          | 
       
      
        | Primary | 
        86 (25,7) | 
       
      
        | Secondary | 
        126 (37,6) | 
       
      
        | Tertiary | 
        52 (15,5) | 
       
      
        | No level completed | 
        15 (4,5) | 
       
      
        | Illiterate | 
        56 (16,7) | 
       
      
        | Total | 
        335    (100,0) | 
       
      
        | Marital    status | 
          | 
       
      
        | Single | 
        61 (18,2) | 
       
      
        | Married | 
        141 (42,1) | 
       
      
        | Widow/widower | 
        63 (18,8) | 
       
      
        | Divorced | 
        32 (9,6) | 
       
      
        | Living in partnerships | 
        38 (11,3) | 
       
      
        | Total | 
        335 (100,0) | 
       
      |