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Table 5 Summaries of the studies conducted on prevalence of HBV genotypes in Pakistan.

From: Hepatitis B virus in Pakistan: A systematic review of prevalence, risk factors, awareness status and genotypes

Authors Region Patients (n) Genotype A Genotype B Genotype C Genotype D Genotype E Genotype F Untypable Mixed
Awan et al .[96]2010 All areas of Pakistan 300 43 (14.33%) 54 (18%) 83 (27.66%) 39 (13%) 2 (0.66%) 4 (1.33%) 31 (10.33%) 44 (14.66%)
Ahmed et al .[97]2009 Punjab and Sindh 236 2 (0.85%) - 14
(5.93%)
220 (93.22%) - - - -
Baig et al .[98]2009 Karachi 315 65 (20%) - - 219 (70%) - - - 31 (10%)
Noorali et al .[7]2008 Karachi 180 - - - 150 (83.33%) - - - 30 (16.66%)
Hakim et al .[8]2008 Karachi 180 - - - 151 (83.89%) - - - 29 (16.11%)
*Alam et al .[99]2007 Patients from All four Provinces 110 5 (4.55) 27(24.54%) - 66 (60%) - - 9 (8.18%) 3 (2.73%)
Baig et al .[100]2007 Karachi 295 60 (20.34%) - - 208 (70.51%) - - - 27 (9.15%)
Alam et al .[86]2007 KPK 56 15 (8.92%) - - 35 (62.5%) - - - 16 (28.57%)
Abbas et al .[101]2006 Karachi 109 - - - 109 (100%) - - - -
Idrees et al .[1]2004 Patients from All four Provinces 112 24 (21.42%) 20 (17.86%) 46 (41.07%) 9 (8.03%) - - 5 (4.46%) 8 (7.14%)
Total   1893 190 (10.03%) 101 (5.335%) 143 (7.55%) 1206 (63.71%) 2 (0.105%) 4 (0.21%) 45 (2.377%) 188 (9.931%)
  1. KPK: Khyber Pakhtunkhwa Province
  2. *The percentage values are different in the original manuscript as the authors considered the untypable samples as negative for genotype.