Table 1.
Distribution of HBV acute and chronic infected cases (strains) and HBsAg/major hydrophobic region (MHR) variation by genotype between 2004 and 2014
| Genotype | Cases, n (% of all cases) | Strains harboring variation in the HBsAg, n (% of Gt) | Strains harboring variation in MHR, n (% of Gt) | Number of substitutions within the MHR |
|---|---|---|---|---|
| Acute | ||||
| GtA | 839 (68.2) | 100 (11.9) | 23 (2.7) | 28 |
| GtB | 31 (2.5) | 13 (41.9) | 5 (16.1) | 5 |
| GtC | 61 (5.0) | 13 (21.3) | 5 (8.2) | 6 |
| GtD | 214 (17.4) | 88 (41.1) | 64 (29.9) | 73 |
| GtE | 51 (4.1) | 20 (39.2) | 7 (13.7) | 7 |
| GtF | 35 (2.8) | 9 (22.9) | 1 (2.9) | 1 |
| Total | 1231 | 243 (19.7) | 105 (8.5) | 120 |
| Chronic | ||||
| GtA | 204 (34.9) | 86 (42.2) | 24 (11.8) | 30 |
| GtB | 68 (11.6) | 48 (70.6) | 19 (27.9) | 23 |
| GtC | 48 (8.2) | 27 (56.3) | 9 (18.8) | 14 |
| GtD | 200 (34.2) | 110 (55.0) | 46 (23.0) | 70 |
| GtE | 59 (10.1) | 37 (62.7) | 11 (18.6) | 14 |
| GtF | 6 (1) | 1 (16.7) | 0 (‐) | 0 |
| Total | 585 | 309 (52.8) | 109 (18.6) | 151 |