Table 3.

Impacts of CCR5Δ32 on Human papillomavirus (HPV) infection.

Population	Sample	Main findings	References
Swedish	126 HPV-infected individuals; 173 non-infected individuals	CCR5Δ32 homozygous genotype was associated with increased risk of HPV infection	Zheng et al. (2006)
Brazilian	74 HPV-infected individuals; 43 non-infected individuals	No association between CCR5Δ32 and HPV infection; No association between CCR5Δ32 and HPV-related cancer	Suzuki et al. (2008)
Brazilian	139 HPV-infected individuals with cervical intraepithelial neoplasia or cervical cancer; 151 HPV-infected individuals without cervical lesions	No association between CCR5Δ32 and HPV-related lesions; No association between CCR5Δ32 and HPV genotypes	Santos et al. (2016)
Brazilian	164 HPV-infected individuals; 185 non-infected individuals	No statistically significant effect of CCR5Δ32 on susceptibility to HPV infection or HPV-related cervical lesions (low‐grade squamous intraepithelial lesion or high‐grade squamous intraepithelial lesion)	Mangieri et al. (2019)
Lithuanian	49 laryngeal squamous cell carcinoma patients (21 HPV-infected patients and 28 non-infected patients)	No statistically significant effect of CCR5Δ32 on susceptibility to HPV infection, clinical-pathological characteristics or surviving rates	Stumbrytė-Kaminskienė et al. (2020)