Decline in in-patient treatments of genital warts among young Australians following the national HPV vaccination program

Table 1 Average annual trends in the numbers of in-patient treatment of warts with summary rate ratios, 2000–2011

	Pre-vaccine period			Vaccine period			Pre-vaccine vs vaccine period
	Average annual trend	95% CI	p-value	Average annual trend	95% CI	p-value	Summary rate ratio	95% CI	p-value
Female – vulval/vaginal
15-24 years	1.00	0.99 - 1.01	0.556	0.76	0.73 - 0.79	<0.001	0.33	0.30 - 0.37	<0.001
25-34 years	0.98	0.97 - 0.99	0.001	0.93	0.90 - 0.97	<0.001	0.60	0.54 - 0.66	<0.001
35-44 years	0.99	0.97 - 1.00	0.116	1.03	0.99 - 1.07	0.115	0.91	0.81 - 1.03	0.145
Male – penile
15-24 years	1.1	1.04 - 1.1	<0.001	0.86	0.80 - 0.93	<0.001	0.76	0.62 - 0.96	0.022
25-34 years	0.98	0.95 - 1.01	0.144	0.90	0.84 - 0.96	0.001	0.81	0.66 - 0.99	0.040
35-44 years	0.97	0.93 - 1.01	0.125	0.93	0.84 - 1.03	0.161	0.70	0.51 - 0.95	0.024
Male – anal
15-24 years	1.08	1.03 - 1.14	0.003	0.90	0.81 - 1.00	0.055	0.92	0.77 - 1.10	0.370
25-34 years	0.97	0.94 - 1.01	0.143	0.95	0.87 - 1.04	0.241	0.69	0.59 - 0.79	<0.001
35-44 years	0.99	0.95 - 1.03	0.559	0.91	0.83 - 0.99	0.027	0.86	0.74 - 0.99	0.036

ISSN: 1471-2334