Table 3 Distribution of capsular genotypes in various geographic regions among Hib strains collected during the pre-vaccination era 1980–1990
Capsule locus type | ||||
|---|---|---|---|---|
Region | No. of strains | I | II | % II |
The Netherlands | 232 | 221 | 11 | 5 |
Europe (Finland & Switzerland) | 17 | 16 | 0 | 0 |
Africa (The Gambia & South Africa) | 17 | 9 | 8 | 47 |
Asia (Malaysia & Vietnam) | 26 | 25 | 1 | 4 |
Australia | 12 | 11 | 1 | 8 |
Cuba | 7 | 4 | 3 | 43 |
USA | 55 | 15 | 40 | 73 |