Table 1. Summary of Included Studies in Meta-Analysis of HDV Prevalence in Iran Between 1983 and 2000.
| Geographic Area | First Author (y) (Citation) | Target Population | Age, mean | Sample Size | HDV Prevalence, % | Proportion a | Quality Assessment Score |
| North | |||||||
| Babol | Hassanjani Roshan et al. (2000-2) [34] | Asymptomatic HBsAg positive | 6-75 | 546 | 2 | 184.0522 | moderate |
| Golestan | Roshandel et al. (2004-5) [39] | Asymptomatic HBsAg positive | 41 | 139 | 5.8 | 2489.616 | good |
| Sari | Taghvaei et al. (2003-04) [11] | Asymptomatic HBsAg positive | 35 | 167 | 0.00 | 634.7727 | moderate |
| Tabriz | Seifi et al. (2006-07) [41] | Asymptomatic HBsAg positive | 33 | 355 | 6.00 | 2048.32 | moderate |
| Mashhad | Habibi et al. (2005-6) [32] | Not mentioned | 39 | 200 | 9.00 | 2855.135 | moderate |
| Center | |||||||
| Isfahan | Ataei et al. (2009) [24] | Asymptomatic HBsAg positive | 39 | 346 | 2.8 | 1228.67 | good |
| Shahrekord | Doosti et al. (2003-4) [28] | Asymptomatic HBsAg positive | 27 | 200 | 3 | 394.2586 | moderate |
| Hamadan province | Amini et al. (1989) [23] | Asymptomatic HBsAg positive | 24.4 | 123 | 2.40 | 2619.892 | good |
| Hamedan City | Alizadeh et al. (2002-7) [21] | Asymptomatic and HBsAg positive | 35.6 | 81 | 17.30 | 1683.741 | moderate |
| Tehran | Rezvan et al. (1986-88) [39] | Asymptomatic and symptomatic HBsAg positive | 43 | 238 | 2.50 | 10803.8 | moderate |
| Karimi et al. (2000) [35] | Asymptomatic HBsAg positive and Hemodialysis | - | 219 | 8.70 | 7793.586 | moderate | |
| Amini Kafi-abad et al. (2000) [22] | Asymptomatic HBsAg positive | 42.2 | 79 | 8.80 | 21605 | moderate | |
| Alavian et al. (2001-4) [19] | Asymptomatic and symptomaticHBsAg positive | 39 | 280 | 5.70 | 6095.698 | moderate | |
| Tehran -Tabriz | Somi et al. (2007-8) [44] | Asymptomatic and symptomatic HBsAg positive | 38.9 | 847 | 9.30 | N.Ab | moderate |
| South | |||||||
| Kerman | Zahedi et al. (2006-7) [49] | symptomatic HBsAg positive | 39.2 | 196 | 10.70 | 739.8832 | good |
| Shiraz | Taghavi et al. (2003-4) [45] | symptomatic HBsAg positive | 15-75 | 93 | 9.70 | 3937.568 | good |
| Ahvaz | Malekzadeh et al. (1983) [10] | Asymptomatic HBsAg positive | 33.3 | 158 | 13.90 | 1524.283 | moderate |
| Hajiani et al. (2002-8) [33] | Asymptomatic symptomatic and HBsAg positive | 37 | 1725 | 11.50 | 166.0052 | good | |
| Bushehr | Makvandi et al. (2006) [12] | Cirrhotic patients | 41 | 16 | 20 | 3013.347 | moderate |
a proportion, City HBV population/sample size
b N. A, Not Applicable