Age (years) | Annual cumulative incidence of postcoital bleeding per 100 females[1] | Females with cervical cancer who present with postcoital bleeding (%) | Annual incidence of cervical cancer in England per 100,000 females[2] | Probability that a community-dwelling female with postcoital bleeding has cervical cancer |
20 to 24 | 12.6 | 11 | 2.6 | 1 in 44,000 |
25 to 34 | 7.2 | 11 | 11.7 | 1 in 5600 |
35 to 44 | 4.8 | 11 | 15.8 | 1 in 2800 |
45 to 54 | 3.4 | 11 | 12.7 | 1 in 2400 |
Used with permission of the Royal College of General Practitioners, from: Shapley M, Jordan J, Croft PR. A systematic review of postcoital bleeding and risk of cervical cancer. Br J Gen Pract 2006; 56:453; permission conveyed through Copyright Clearance Center, Inc.