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Systematic review and meta-analysis of HPV knowledge prevalence and associated factors in CameroonLow HPV Knowledge Leaves Many Women at Risk in Cameroon

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Key Takeaway
Consider targeted educational interventions to improve HPV knowledge in Cameroon.

This systematic review and meta-analysis evaluated HPV-related knowledge and associated factors among 13,457 participants from 32 studies conducted in Cameroon. The population included healthcare workers, students, and women from the general population. The primary outcome measured the pooled prevalence of overall good HPV knowledge, knowledge of HPV as a cause of cervical cancer, and knowledge of HPV as a sexually transmitted infection. Secondary outcomes identified factors associated with poor knowledge.

The pooled prevalence of overall good HPV knowledge was 27.4% (95% CI: 7.6-63.2). Knowledge that HPV causes cervical cancer was observed in 27.9% (95% CI: 15.8-44.4), while 47.1% (95% CI: 31.4-63.5) recognized HPV as a sexually transmitted infection. Among subgroups, healthcare workers showed 80.2% knowledge of HPV as an STI and 78.7% knowledge of HPV as a cause of cervical cancer. In contrast, students reported 43.4% knowledge of HPV as an STI and 10.2% knowledge of HPV as a cause of cervical cancer. Women from the general population reported 30.6% knowledge of HPV as an STI and 19.9% knowledge of HPV as a cause of cervical cancer.

Associations with poor knowledge were observed for Christian affiliation (OR = 1.46, 95% CI: 0.08-26.06) and secondary level education (OR = 1.32, 95% CI: 0.66-2.63). The analysis reported considerable heterogeneity with an I2 value of 99.3%. The authors state that these findings highlight the urgent need for targeted, context-specific educational interventions and strengthened public health strategies to improve awareness and uptake of HPV prevention measures. No adverse events were reported as this was an observational synthesis of knowledge levels.

Imagine a woman in Cameroon feeling worried about her health. She knows something is wrong but cannot name the cause. She might think she is safe when she is not. This fear is common where information is missing.

Cervical cancer kills many women in this country. It is the second leading cause of cancer death there. Preventing it is possible with vaccines and screening. But people need to know how to stay safe first.

Why HPV Knowledge Matters for Women

Most people hear about viruses but do not understand them. They might think it is just a cold or a rash. The truth is this virus can cause serious disease. Understanding this link is the first step to protection.

Many assumed the public knew enough about the virus. They thought health campaigns were working well enough. But here is the twist. The data shows a different story.

The Gap Between Health Workers and Patients

Doctors and nurses knew the risks much better. They had training and access to medical books. Students and regular women knew far less. This divide creates a dangerous blind spot in care.

Think of the virus like a key fitting a lock. The HPV virus finds the right cells in the body. It opens the door for cancer to grow inside. Without knowing the key exists, you cannot lock the door.

How the Study Measured Awareness

Researchers looked at thirty-two different studies from the region. They asked thousands of people about their understanding. The goal was to see what people knew and did not know.

Only about one in four women knew the virus causes cancer. Almost half knew it spreads through sexual contact. This number is higher but still not enough. Many still miss the most dangerous link.

This gap in knowledge puts lives at risk.

Knowing the virus is an STI helps prevent spread. But knowing it causes cancer drives screening behavior. Both pieces of information are needed for full protection.

That is not the full story. The data comes from many different places and times. Some areas had better information than others. This mix makes the results hard to compare directly.

Experts say the solution is simple but hard to do. They want education that fits local culture and language. One size does not fit all in health care.

What This Means For Your Health

You should ask your doctor about HPV risks. Do not assume you know everything about your body. Good questions lead to better health decisions for you.

The studies were not all the same size. Some had very few people in them. This means the numbers might shift with more research. We need more data to be sure.

More work is needed to fix this problem. Governments and groups must plan better education programs. The goal is to save lives through knowledge.

Health officials must find ways to reach students and women. They need to use local languages and trusted voices. Vaccines exist but awareness drives their use.

The path forward requires patience and effort. It will take time to change deep habits. But every new fact learned saves a life.

Healthcare workers can lead this charge in their communities. They are trusted sources of truth for patients. Sharing accurate info builds confidence in prevention.

This review highlights a clear need for action. It is not just about numbers but about safety. People deserve to know how to protect themselves.

The road ahead involves training more educators. It also means making materials easy to read. Simple words work better than complex medical terms.

Future studies will track if these programs work. We will see if knowledge levels rise over time. That is the only way to measure success.

For now, the message is clear. Knowledge is power when fighting cancer. Share what you learn with friends and family.

Study Details

Sample sizen = 3,312
EvidenceLevel 5
PublishedApr 2026
View Original Abstract ↓
Background: Human papillomavirus (HPV) infection is a major public health concern in Cameroon, where cervical cancer remains the second leading cause of cancer-related morbidity and mortality among women. Despite the availability of effective preventive measures, their uptake remains suboptimal and is influenced by population-level knowledge and awareness. This study aimed to synthesize existing evidence on HPV-related knowledge and its associated factors in Cameroon. Methods: This review included studies assessing knowledge of HPV as a sexually transmitted infection (STI), its causal role in cervical cancer, and overall good HPV knowledge. A comprehensive and systematic search was conducted across PubMed, Scopus, Web of Science, Embase, the Cochrane Library, and local online databases. Study quality was appraised using the Joanna Briggs Institute critical appraisal tool. Pooled prevalence estimates were calculated using random-effects models (DerSimonian and Laird). Heterogeneity was assessed using the I2 statistic and explored through subgroup analyses. Results: A total of 32 studies involving 13,457 participants were included. The pooled prevalence of overall good HPV knowledge was 27.4% (95% CI: 7.6-63.2; 7 studies; n = 3,312), with considerable heterogeneity (I2 = 99.3%). Knowledge of HPV as a cause of cervical cancer was 27.9% (95% CI: 15.8-44.4; 26 studies; n = 8,688), while knowledge of HPV as an STI was 47.1% (95% CI: 31.4-63.5; 18 studies; n = 9,040). Healthcare workers demonstrated the highest levels of knowledge (80.2% for HPV as an STI; 78.7% for HPV as a cause of cervical cancer), whereas students (43.4% and 10.2%, respectively) and women from the general population (30.6% and 19.9%, respectively) showed substantially lower levels. Factors associated with poor knowledge included Christian affiliation (OR = 1.46; 95% CI: 0.08-26.06) and secondary level education (OR = 1.32; 95% CI: 0.66-2.63), although these associations were non-significant. Conclusions: This study reveals that, HPV-related knowledge in Cameroon remains low, particularly regarding the causal link between HPV and cervical cancer. These findings highlight the urgent need for targeted, context-specific educational interventions and strengthened public health strategies to improve awareness and uptake of HPV prevention measures.
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