The frequency of various Haemophilus influenzae biotypes by site of infection
| Site of infection | Biotype II | Biotype III | Biotype VII |
|---|---|---|---|
| (n = 62) | (n = 38; 61%) | (n = 23; 37%) | (n = 1; 2%) |
| Conjunctivitis (n = 48; 77%) | 28 (58%) | 20 (42%) | 0 |
| Keratitis (n = 8; 13%) | 5 (63%) | 2 (25%) | 1 (13%) |
| Blepharitis (n = 3; 5%) | 3 (100%) | 0 | 0 |
| Endophthalmitis (n = 2; 3%) | 2 (100%) | 0 | 0 |
| Dacryocystitis (n = 1; 2%) | 0 | 1 (100%) | 0 |









