From: Mailing human papillomavirus self-sampling kits to women under-screened for cervical cancer improved detection in cervical cancer screening in a general population study in Japan
CIN 2 or higher % (n)
CIN 1 or lower % (n)
p
20–29 years old (%)
7.7 (1)
36.2 (21)
0.0445
30–39 years old (%)
23.1 (3)
27.6 (16)
0.7399
40–50 years old (%)
69.2 (9)
0.0294