Abstract
The objective of this study was to compare Reverse Hybridisation Assay with conventional sequencing for determination of Hepatitis C Virus Genotype and Subtypes. Anti-HCV antibody was determined followed by HCV RNA extraction which was used for (1) viral load determination (2) qualitative real-time PCR RHA for genotyping and (3) conventional sequencing. Compared to conventional sequencing, accuracy of RHA results was 96.55% for determination of genotype (κ = 0.93) and 89.66% for subtype (κ = 0.85). Sensitivity, specificity, negative predictive value (NPV) and positive predictive value (PPV) of the qualitative PCR were 82.29%, 100%, 44.44% and 100% respectively with an accuracy of 86.84%. RHA is a less time consuming and cheaper method for determination of HCV genotype and subtype yet results must be interpreted with caution and quality control monitoring should be strictly followed to ensure validity.
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Acknowledgements
We would like to thank all the staff of departments of Microbiology and Gastroenterology at the All India Institute of Medical Sciences, Rishikesh. Above all we would like to thank all the patients who have kindly consented to be a part of study and made this work possible.
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This research did not receive any specific grant from funding agencies in the public, commercial, or not-for-profit sectors.
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This pilot study was done at a tertiary care centre in Uttarakhand protocol for which was approved by Institutional ethics committee (AIIMS/IEC/111/18).
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Chatterjee, K., Kalita, D., Omar, B.J. et al. Hepatitis C virus subtyping in Uttarakhand, India: a comparative study. VirusDis. 32, 576–581 (2021). https://doi.org/10.1007/s13337-021-00729-9
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DOI: https://doi.org/10.1007/s13337-021-00729-9