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Table 5 Multi-variate analysis on factors associated with initiation of HPV vaccination (N = Total numbers of returned questionnaires with valid data of that particular variable)

From: Factors influencing adolescent girls’ decision in initiation for human papillomavirus vaccination: a cross-sectional study in Hong Kong

Factors Odds ratios (95% CI) P value
Mother education (N = 905)   
Primary or below 1  
Secondary 0.61 (0.2, 1.87) 0.38
Post-secondary 1.66 (0.61, 4.55) 0.32
Income (N = 785)   
HK$9999 or below 1  
HK$10 000 - $14 999 0.68 (0.26, 1.79) 0.43
HK$15 000 - $29 999 0.87 (0.37, 2.01) 0.74
HK$30 000 or above 0.87 (0.36, 2.1) 0.76
Reasonable cost for vaccine (N = 1033)   
Not important 1  
Important 0.676 (0.29, 1.60) 0.37
Comments from relatives and close friend   
(N = 1.033) 1  
Not important
Important
1.9 (1.04, 3.49) 0.04*
School should provide more information for students on cancer prevention (N = 1407)   
Disagree 1  
Agree 4.35 (1.09, 17.3) 0.04*
Cancer is a terrifying disease (N = 1409)   
Agree 1  
Disagree 0.1 (0.016, 0.63) 0.01*
Understanding of cervical cancer (6 questions, Additional file 1 ) (N = 1343)   
Answering correctly 2 questions or less 1  
Answering correctly 3 questions or more 1.11 (0.56, 2.17) 0.77
  1. * = P value with statistical significance.