The incidence of cervical cancer in low- and middle-income countries (LMICs) is five times higher than that observed in high-income countries (HICs). This discrepancy is largely attributed to the implementation of cytology-based screening programmes in HICs. However, due to reduced health system infrastructure requirements, HPV testing (self- and provider-collected) and visual inspection with acetic acid (VIA) have been proposed as alternatives that may be better suited to LMICs. Knowing the relative value of different screening options can inform policy and the development of sustainable prevention programs. We searched MEDLINE and EMBASE for English language publications detailing model-based cost-effectiveness analyses of cervical cancer screening methods in LMICs from 2000 to 2016. The main outcome of interest was the incremental cost-effectiveness ratio (ICER). Quantitative data were extracted to compare commonly evaluated screening methods and a descriptive review was conducted for each included study. Of the initial 152 articles reviewed, 19 met inclusion criteria. Generally, cytology-based screening was shown to be the least effective and most costly screening method. Whether provider-collected HPV testing or VIA was the more efficient alternative depended on the cost of the HPV test, loss to follow-up and VIA test performance. Self-collected HPV testing was cost-effective when it yielded population coverage gains over other screening methods. We conclude that HPV testing and VIA are more cost-effective screening methods than cytology in LMICs. Policy makers should consider HPV testing with self-collection of samples if it yields gains in population coverage.
Abstractobjectives To compare two cervical cancer screening methods: community-based self-collection of high-risk human papillomavirus (HR-HPV) testing and visual inspection with acetic acid (VIA).methods Pilot randomised controlled trial of 500 women aged 30-65 in the community of Kisenyi, Uganda. Women randomised to self-collection-based HR-HPV testing provided a cervico-vaginal swab for HR-HPV, and results were provided by phone after laboratory testing. Women who tested HPV positive were referred for VIA at the local health unit. Women randomised to VIA underwent screening at the local health unit, where women who tested positive with VIA were provided cryotherapy at time of screening, as per local standard of care. Women were referred for colposcopy when indicated. Outcome measures were uptake of screening, HR-HPV prevalence, VIA result and treatment rates. conclusions This pilot study demonstrated trial feasibility and willingness of the women to participate and be randomised successfully into the two arms. Self-collection-based cervical cancer screening had a higher uptake than VIA.
Self-collection is an option in impoverished settings in Africa. To improve acceptability, women should be taught how to properly collect their own cervical sample and encouraged to find ways to make the collection less embarrassing.
Self-collection of samples for community-based HPV testing was an acceptable option; most women who tested positive attended for definitive treatment. Self-sampling could potentially allow for effective recruitment to screening programs in limited-resource settings.
ObjectiveTo define embarrassment and develop an understanding of the role of embarrassment in relation to cervical cancer screening and self-collected human papillomavirus (HPV) DNA testing in Uganda.DesignCross-sectional, qualitative study using semistructured one-to-one interviews and focus groups.Participants6 key-informant health workers and 16 local women, purposively sampled. Key informant inclusion criteria: Ugandan members of the project team. Focus group inclusion criteria: woman age 30–69 years, Luganda or Swahili speaking, living or working in the target Ugandan community. Exclusion criteria: unwillingness to sign informed consent.SettingPrimary and tertiary low-resource setting in Kampala, Uganda.ResultsIn Luganda, embarrassment relating to cervical cancer is described in two forms. ‘Community embarrassment’ describes discomfort based on how a person may be perceived by others. ‘Personal embarrassment’ relates to shyness or discomfort with her own genitalia. Community embarrassment was described in themes relating to place of study recruitment, amount of privacy in dwellings, personal relationship with health workers, handling of the vaginal swab and misunderstanding of HPV self-collection as HIV testing. Themes of personal embarrassment related to lack of knowledge, age and novelty of the self-collection swab. Overall, embarrassment was a barrier to screening at the outset and diminished over time through education and knowledge. Fatalism regarding cervical cancer diagnosis, worry about results and stigma associated with a cervical cancer diagnosis were other psychosocial barriers described. Overcoming psychosocial barriers to screening can include peer-to-peer education, drama and media campaigns.ConclusionsEmbarrassment and other psychosocial barriers may play a large role at the onset of a screening programme, but over time as education and knowledge increase, and the social norms around screening evolve, its role diminishes. The role of peer-to-peer education and community authorities on healthcare cannot be overlooked and can have a major impact in overcoming psychosocial and social barriers to screening.
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