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Table 2 Vaccination status, CIN2+ andCIN3+, among women aged 20–29 years (without overlapping)

From: Effectiveness of HPV vaccination against the development of high-grade cervical lesions in young Japanese women

Age at screening (year) Vaccine(−) Vaccine(+) CIN2+ CIN3+
Vaccine(−) Vaccine(+) Vaccine(−) Vaccine(+)
n n % n n n n
20 514 869 62.8 4 1 1 0
21 1822 1436 44.1 5 1 3 0
22 1435 399 21.8 8 0 2 0
23 2367 197 7.7 17 1 8 0
24 2710 189 6.5 11 1 4 0
25 2740 115 4.0 17 0 6 0
26 4998 175 3.4 33 1 14 0
27 3428 108 3.1 20 0 7 0
28 6354 165 2.5 48 0 22 0
29 4143 117 2.8 19 0 10 0
Total 30,511 3770 11.0 182 5 77 0