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Percentage of R5, X4 and R5X4 strains in different genetic subtypes
| Subtypea | R5 (621) | X4 (73) | R5X4 (79) | Total |
|---|---|---|---|---|
| A (37) | 78.4 | 8.1 | 13.5 | 100 |
| B (270) | 81.5 | 9.6 | 8.9 | 100 |
| C (164) | 87.2 | 7.9 | 4.9 | 100 |
| D (52) | 61.5 | 11.5 | 26.9 | 100 |
| others (250) | 78.8 | 10 | 11.2 | 100 |
aThe number of sequences in each subtype and each tropism group is indicated in parenthesis
