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Original Research

Determinants of VIA Positivity Among Women Screened for Cervical Precancerous Lesion in Public Hospitals of Oromia Region, Ethiopia: Unmatched Case-Control Study

ORCID Icon, ORCID Icon, ORCID Icon, ORCID Icon & ORCID Icon
Pages 587-596 | Published online: 30 Jul 2020
 

Abstract

Purpose

Globally, cervical cancer is the fourth most frequent cancer among women. An estimated 570,000 cases of cervical cancer representing 6.6% of all female cancers were reported in the year 2018. Approximately, 90% of deaths from cervical cancer occurred in low- and middle-income countries. Screening cervical cancer at an early stage and providing access to effective treatment can significantly improve the likelihood of survival. Hence, this study aimed to assess the determinants of visual inspection of cervix with acetic acid (VIA) positivity among women screened in public hospitals of Oromia region, Ethiopia.

Methods

A hospital-based un-matched case-control study was conducted in Oromia region, Ethiopia. Cases were women who have a positive result for the VIA test, and controls were women with a negative result. An interviewer-administered questionnaire was used to collect the data. Multiple binary logistic regressions were conducted to assess the determinants of VIA positivity. Adjusted odds ratios (AOR) with 95% confidence intervals (CI) were reported to describe the strength of associations. Statistical significance was declared at a p-value <0.05.

Results

A total of 74 cases and 148 controls were included in this study. The mean age of cases and controls was 40.5 ± 13.3 years and 37.1 ± 11.9 years, respectively. Women with parity of four or more children had two times higher odds being positive for VIA test compared to their counterparts (AOR: 2.1, 95% CI: 1.3–4.0). Women with a history of post-coital bleeding had three times higher odds of VIA positivity compared to their counterparts (AOR: 3.3, 95% CI: 1.2–8.0). History of sexually transmitted infection (AOR: 1.9, 95% CI: 1.1–3.5), having multiple sexual partners (AOR: 3.2, 95% CI: 1.2–8.0), and history of smoking (AOR: 8.9, 95% CI: 1.6–48.0) were also found to be determinants of VIA positivity.

Conclusion

This study found that women with parity greater than four children, post-coital bleeding, history of sexually transmitted infections, having multiple sexual partners, and history of smoking were significantly associated with VIA positivity. Women with the mentioned characteristics should be encouraged to have a close follow-up for the screening. Additionally, awareness creation activities on the identified risk factors are strongly recommended for all women.

Abbreviations

AOR, adjusted odds ratio; COR, crudes odds ratio; CI, confidence interval; HPV, human Papilloma virus; STI, sexually transmitted infections; VIA, visual inspection of uterine cervix with acetic acid.

Data Sharing Statement

Data are available from the corresponding author upon a reasonable request.

Acknowledgment

We would like to thank Madda Walabu University for its financial support for this study. We also thank all the data collectors who participated in this study.

Author Contributions

All authors made a significant contribution to the work reported, whether that is in the conception, study design, execution, acquisition of data, analysis and interpretation, or in all these areas; took part in drafting, revising or critically reviewing the article; gave final approval of the version to be published; have agreed on the journal to which the article has been submitted; and agree to be accountable for all aspects of the work.

Disclosure

The authors report no conflicts of interest in this work.