Meta-Analysis
Copyright ©The Author(s) 2022.
World J Methodol. May 20, 2022; 12(3): 179-190
Published online May 20, 2022. doi: 10.5662/wjm.v12.i3.179
Table 1 Summary of meta-analysis results for the global prevalence of occult hepatitis C virus infection

Prevalence % (95%CI)
95% prediction interval
Studies (n)
Participants (n)
1H (95%CI)
2I² (95%CI)
P heterogeneity
Seronegative OCI
Overall9.6 (6.8-12.7)(0-44.1)7585354.3 (4-4.6)94.7 (93.8-95.4)< 0.001
Trim-and-fill adjusted analysis5.3 (2.9-8.2)(0.0-45.1)85NA5.1 (4.8-5.4)96.2 (95.7-96.6)< 0.001
Cross-sectional9.3 (6.5-12.6)(0-43.6)6882504.4 (4.1-4.8)94.9 (94.1-95.6)< 0.001
Low risk of bias10.2 (5.9-15.5)(0-45.9)2833724.3 (3.8-4.8)94.6 (93.1-95.7)< 0.001
Seropositive OCI
Overall13.4 (7.9-20)(0-52)2426423.8 (3.3-4.3)93 (90.8-94.7)< 0.001
Trim-and-fill adjusted analysis5.3 (1.4-10.7)(0.0-49.9)32NA4.5 (4.0-5.0)95.1 (93.9-96.0)< 0.001
Cross-sectional12.5 (7.2-18.7)(0-48.5)2325303.5 (3.1-4.1)92 (89.3-94)< 0.001
Low risk of bias12.8 (4.6-23.6)(0-57.6)916593.6 (2.8-4.6)92.3 (87.5-95.2)< 0.001

  • Citation: Mbaga DS, Kenmoe S, Njiki Bikoï J, Takuissu GR, Amougou-Atsama M, Atenguena Okobalemba E, Ebogo-Belobo JT, Bowo-Ngandji A, Oyono MG, Magoudjou-Pekam JN, Kame-Ngasse GI, Nka AD, Feudjio AF, Zemnou-Tepap C, Adamou Velhima E, Ndzie Ondigui JL, Nayang-Mundo RA, Touangnou-Chamda SA, Kamtchueng Takeu Y, Taya-Fokou JB, Mbongue Mikangue CA, Kenfack-Momo R, Kengne-Ndé C, Sake CS, Esemu SN, Njouom R, Ndip L, Riwom Essama SH. Global prevalence of occult hepatitis C virus: A systematic review and meta-analysis. World J Methodol 2022; 12(3): 179-190
  • URL: https://www.wjgnet.com/2222-0682/full/v12/i3/179.htm
  • DOI: https://dx.doi.org/10.5662/wjm.v12.i3.179