Page 107 - Screening for Cervical Cancer: Systematic Evidence Review

Appendix C. Evidence Tables

Evidence Table 1A. Screening Among Older Women (cont'd)

Screening Outcomes & Quality
Participants Program Measures Relevant Results Consideration
N = 41,212 No systematic Primary AGE: Denom=2
women with screening outcome = Incidence rate for CIN 3 and cancer Attrition=0
negative Pap at program in CIN 3 or was highest among women aged 25- Indications=2
entry place; cervical cancer 29 and decreased with age thereafter: Interval=2
centralized Age=2
Born 1920-69; recall for follow- 396 incident in Age Person Cases Relevance=1
no CIN or up of abnormal 175,673 person Years 10,000 PYR Standard=1
cervical cancer Paps only yrs 20-24 33,663 68 Score=10
hx; no hx of 25-29 34,349 136
cervical biopsy 30-34 27,325 87 Grade=Fair
35-39 27,325 44
> 40 48,666 61

INTERVAL:
Age-Adjusted Risk of CIN III/Cancer
Years RR (95% CI)
< 1 1.0
1 1.5 (1.2, 2.0)
2 2.4 (1.8, 3.3)
3+ 12.2 (9.2, 16.3)

C-13