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Table 2 Sexual risk factors amongst sexually active girls participating in our study (n = 1595), 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 (%)
  1595 (100) 1070 (67) 525 (33)   
Steady partner (n=1588)     
  No 510 (32) 336 (32) 174 (33) ref  
  Yes 1078 (68) 729 (68) 349 (67) 1.1 (0.9–1.4) 0.49
Number of casual partners (n=1589)    
  0 806 (51) 553 (52) 253 (48) ref  
  1 602 (38) 402 (38) 200 (38) 0.9 (0.7–1.2)  
  2 125 (8) 75 (7) 50 (10) 0.7 (0.5–1.0)  
  >2 56 (4) 35 (3) 21 (4) 0.8 (0.4–1.4) 0.24
Condom use steady partner (n=1078)      
  Always 193 (18) 126 (17) 67 (19) ref  
  Not always 885 (82) 603 (83) 282 (81) 1.1 (0.8–1.6) 0.44
Condom use casual partner (n=778)    
  Always 219 (28) 144 (28) 75 (28) ref  
  Not always 559 (72) 364 (72) 195 (72) 1.0 (0.7–1.3) 0.87
STI (n=780)      
  No 641 (82) 423 (83) 218 (80) ref  
  Yes 139 (18) 86 (17) 53 (20) 0.8 (0.6–1.2) 0.36
Sex of partner (n=1589)     
  Male 1560 (98) 1051 (99) 509 (97) ref  
  Female 29 (2) 15 (1) 14 (3) 0.5 (0.2–1.1) 0.08
Age of sexual debut (n=1579)    
  Mean (95% CI) 15.5 (15.4–15.6) 15.5 (15.5–15.6) 15.4 (15.3–15.5) 1.2 (1.0–1.3) 0.74
Total number of lifetime sexual partners (n=1584)   
  Mean (95% CI) 2.0 (1.9–2.1) 1.9 (1.8–2.0) 2.2 (2.0–2.4) 0.9 (0.9–1.0) <0.001
  1. Missing values are deducted from the total number of sexually active girls.