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Table 2 Admission rates and estimated post-vaccination program reductions, by sex, age, socioeconomic status and area of residence

From: Trends in genital warts by socioeconomic status after the introduction of the national HPV vaccination program in Australia: analysis of national hospital data

Group Admission rate per 100,000a Overall reduction July 2006-June 2007 to July 2010-June 2011 % (95% CI) Interaction term P valueb
July 2006-June 2007 July 2010-June 2011
Females 10–19 years      
Nationalc More disadvantaged 42.16 6.03 86.7 (82.2, 90.0)  
Less disadvantaged 26.75 3.96 85.0 (79.7, 88.9) 0.57
 Major citiesd More disadvantaged 31.13 3.62 88.6 (82.2, 92.7)  
Less disadvantaged 23.73 3.16 87.9 (82.6, 91.6) 0.83
 Other areasd More disadvantaged 56.47 7.05 88.8 (83.7, 92.3)  
Less disadvantaged 42.11 5.36 85.8 (73.5, 92.4) 0.52
Females 20–29 years      
National More disadvantaged 73.93 26.39 66.0 (57.7, 72.6)  
Less disadvantaged 61.87 23.82 61.6 (52.9, 68.7) 0.61
 Major citiesd More disadvantaged 57.05 16.62 64.0 (57.0, 69.9)  
Less disadvantaged 60.81 23.35 63.8 (52.9, 72.1) 0.09
 Other areasd More disadvantaged 105.01 34.28 71.1 (58.8, 79.7)  
Less disadvantaged 70.29 20.34 67.6 (48.2, 79.8) 0.71
Females 30–39 years      
National More disadvantaged 27.72 28.67 1.7 ( −20.4, 19.7)  
Less disadvantaged 22.50 23.72 −9.4 ( −30.9, 8.5) 0.44
 Major citiesd More disadvantaged 25.50 22.04 14.1 (−13.9, 35.1)  
Less disadvantaged 23.11 21.80 1.8 (−19.4, 19.2) 0.45
 Other areasd More disadvantaged 31.18 29.25 17.2 (−13.5, 39.6)  
Less disadvantaged 18.52 21.02 −5.6 (−77.2, 37.1) 0.43
Males 20–29 years      
National More disadvantaged 25.95 19.17 23.0 (4.8, 37.8)  
Less disadvantaged 36.69 20.28 39.4 (28.9, 48.3) 0.08
 Major citiesd More disadvantaged 20.27 17.47 16.5 (−11.1, 37.3)  
Less disadvantaged 37.81 18.96 43.7 (33.0, 52.6) 0.02
 Other areasd More disadvantaged 36.28 18.61 42.6 (19.4, 59.1)  
Less disadvantaged 28.23 24.38 23.5 (−19.5, 51.0) 0.32
Males 30–39 years      
National More disadvantaged 16.63 16.44 7.5 (−19.8, 28.5)  
Less disadvantaged 24.44 18.56 26.0 (10.1, 39.1) 0.18
 Major citiesd More disadvantaged 16.94 15.75 6.4 (−30.9, 33.1)  
Less disadvantaged 25.32 18.84 29.0 (12.7, 42.3) 0.17
 Other areasd More disadvantaged 16.14 14.22 32.2 (−5.0, 56.2)  
Less disadvantaged 18.76 15.75 13.0 (−61.8, 53.3) 0.52
  1. Significant reductions between July 2006–June 2007 and July 2010-June 2011 in bold. aAdmission rate per 100,000 individuals in the population bP value for whether the effect of time on admission rates (if any) differed by SES (ie P value for model interaction term) cSES: socioeconomic status, based on the Index of Relative Socioeconomic Disadvantage of the admitted individual’s area of residence [7, 8] d Remoteness of admitted individual’s area of residence, based on the Australian Standard Geographical Classification [10]