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Volume 11, Number 11—November 2005

Research

Cervical Human Papillomavirus Screening among Older Women

Matthew J. Grainge*, Rashmi Seth*, Li Guo*, Keith R. Neal*, Carol Coupland*, Paul Vryenhoef†, Jane Johnson†, and David Jenkins*
Author affiliations: *University of Nottingham Medical School, Nottingham, United Kingdom; †Nottingham City Hospital, Nottingham, United Kingdom

Main Article

Table 2

Numbers of women infected with human papillomavirus (HPV) at baseline and follow-up and HPV acquisition and clearance rates by age

Age (baseline) HPV status – (1988)
HPV status + (1988)
% HPV acquisition in 3 y (95% CI)* % HPV clearance in 3 y (95% CI)
– (1991) + (1991) – (1991) + (1991)
21 56 10 17 3 15.2† (8.4–25.7) 85.0‡ (64.0–94.8)
31 73 12 10 3 14.1† (8.3–23.1) 76.9‡ (49.7–91.8)
41 72 11 14 3 13.3† (7.6–22.0) 82.4‡ (59.0–85.4)
51 262 71 29 10 21.3 (17.3–26.0) 74.4 (58.9–85.4)
Total 463 104 70 19 18.3 (15.4–21.7) 78.7 (69.0–85.9)

*CI, confidence interval.
†Not significantly different from acquisition rate in women 51 years of age when using χ2test (p>0.05).
‡Not significantly different from clearance rate in women 51 years of age when using Fisher exact test (p>0.05).

Main Article

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