Table 3.
Seroprevalence of anti-Hepatitis B antibodies in different countries at different time periods after vaccination
| Country | Authors | Number of years after vaccination | Seropositivity rate (%) | Reference |
|---|---|---|---|---|
| Israel | Bassal et al. | 10 | 45·9 | Present study |
| China | But et al. | 10 | 81·8 | 16 |
| Italy | Zanetti et al. | 10 | 64·0 | 17 |
| Iran | Norouzirad R et al. | 18 | 48·9 | 18 |
| Israel | Bassal et al. | 19 | 20·7 | Present study |
| China | But et al. | 19 | 68·2 | 16 |
| Egypt | El Mazahi et al. | 19 | 60·0 | 19 |
| Thailand | Chinchai et al. | 19 | 58·6 | 20 |
| Iran | Saffar et al. | 19 | 43·9 | 21 |
| Saudi Arabia | Alfaleh et al. | 19 | 38.0 | 22 |
| Palestinian Authority | Qawasmi et al. | 19 | 37·6 | 23 |
| USA | Middleman et al. | 19 | 24·1 | 24 |