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Table 4 HPV transmission knowledge amongst all girls participating in our study (n = 2989), the Netherlands 2010

From: Equity in human papilloma virus vaccination uptake?: sexual behaviour, knowledge and demographics in a cross-sectional study in (un)vaccinated girls in the Netherlands

Category Total Vaccinated Unvaccinated OR (95% CI) for being vaccinated P-value
N (%) n (%) n (%)
  2989 (100) 1938 (65) 1051 (35)   
HPV can be transmitted via;     
  Holding hands (no) (n=2924)    
    No 2884 (99) 1882 (99) 1002 (99) ref  
    Yes 40 (1) 28 (1) 12 (1) 1.2 (0.6–2.5) 0.53
  Deep throat kissing (no) (n=2927)    
    No 2622 (90) 1711 (89) 911 (90) ref  
    Yes 305 (10) 202 (11) 103 (10) 1.0 (0.8–1.3) 0.74
   Skin to skin contact (yes) (n=2926)    
    No 2646 (90) 1727 (90) 919 (91) ref  
    Yes 280 (10) 185 (10) 95 (9) 1.0 (0.8–1.3) 0.79
   Stroking partner at genitals (yes) (n=2927)    
    No 2000 (68) 1326 (69) 674 (66) ref  
    Yes 927 (32) 587 (31) 340 (34) 0.9 (0.7–1.0) 0.12
  Public toilet (no) (n=2926)    
    No 2411 (82) 1575 (82) 836 (83) ref  
    Yes 515 (18) 338 (18) 177 (17) 1.0 (0.8–1.2) 0.89
   Unprotected oral sex (yes) (n=2928)    
    No 1078 (37) 695 (36) 383 (38) ref  
    Yes 1850 (63) 1219 (64) 631 (62) 1.1 (0.9–1.2) 0.44
   Unprotected vaginal sex (yes) (n=2929)    
    No 144 (5) 96 (5) 48 (5) ref  
    Yes 2785 (95) 1818 (95) 967 (95) 0.9 (0.7–1.3) 0.73
   Unprotected anal sex (yes) (n=2928)    
    No 865 (30) 568 (30) 297 (29) ref  
    Yes 2063 (70) 1345 (70) 718 (71) 1.0 (0.8–1.2) 0.81
   Sex with a condom (n=2927)    
    No 2533 (87) 1674 (88) 859 (85) ref  
    Yes 394 (12) 238 (12) 156 (15) 0.8 (0.6–1.0) 0.03
  Sharing a spoon or cup (no) (n=2925)    
    No 2739 (94) 1777 (93) 962 (95) ref  
    Yes 186 (6) 134 (7) 52 (5) 1.4 (1.0–2.0) 0.05
  Sneezing/coughing (no) (n=2924)    
    No 2753 (94) 1794 (94) 959 (95) ref  
    Yes 171 (6) 116 (6) 55 (5) 1.1 (0.8–1.6) 0.48
Transmission knowledge score     
   Mean (95% CI) 7.24 (7.19–7.28) 7.24 (7.16–7.31) 7.24 (7.18–7.29)   0.99
  1. Missing values are deducted from the total number of girls.
  2. Correct answer is shown in brackets.