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Table 3 Parents' and children's knowledge of HPV infection and vaccination, by gender.

From: Knowledge of human papillomavirus infection and its prevention among adolescents and parents in the greater Milan area, Northern Italy

  Parents      Students     
  Mothers   Fathers   P value1 Females   Males   P value2
  No. % No. %   No. % No. %  
Have you ever heard of HPV?           
No/Do not know 110 9.0 259 23.7   184 28.4 102 48.8  
Yes 1115 91.0 834 76.9 <0.001 465 71.6 107 51.2 <0.001
Do you think HPV infection can be dangerous?           
Yes 1026 92.0 735 88.1   421 90.5 96 89.7  
No/Only when other health conditions are present/Do not know 89 8.0 99 11.9 0.004 44 9.5 11 10.3 0.80
Do you know how HPV infection is passed on?           
Sexual intercourse 1049 94.1 762 91.4   421 90.5 99 92.5  
Wrong answers/Do not know 66 5.9 72 8.6 0.02 44 9.5 8 7.5 0.52
What is the aim of HPV vaccination?           
   To prevent cervical cancer           
Yes 1005 90.1 723 86.7   350 75.3 67 62.6  
No/Do not know 110 9.9 111 13.3 0.02 115 24.7 40 37.4 0.008
   To prevent a STD           
Yes 104 9.3 100 12.0   56 12.0 15 14.0  
No/Do not know 1011 90.7 734 88.0 0.06 409 88.0 92 86.0 0.58
When should HPV vaccination be given? 3           
During the first year of life 36 3.2 25 3.0 0.77 14 3.0 3 2.8 1.00
Before sexual activity begins 852 76.4 621 74.5 0.32 351 75.5 72 67.3 0.08
After sexual activity has begun 57 5.1 48 5.8 0.53 37 8.0 8 7.5 0.87
  1. STD, sexually transmitted disease. 1 Mothers vs fathers. 2 Females vs males. 3 As multiple answers were allowed, each was considered a dichotomous variable (yes/no); the numbers do not add up to the total because infrequent answers are not included.