Table 1 Characteristics of H. influenzaecases by serotype detected from 2001 to 2005 (n = 192).#
Number cases/examined cases (% or 10–90th percentile) | Type b N = 64 | Non-type b – capsulated N = 18 | Non-type b – uncapsulated N = 70 |
|---|---|---|---|
Median age at disease onset (10–90th percentile) | 11 (3–40) | 31(5–68) | 26 (0–73) |
Male sex | 36/64 (56%) | 9/18 (50%) | 49/70 (70%) |
Diagnosis | |||
Meningitis | 43/64 (67%) | 12/18 (67%) | 23/68 (34%)*** |
Pneumonia | 5/64 (8%) | 3/18 (17%) | 14/68 (21%)* |
Epiglottitis | 6/64 (9%) | 0/18 (0%) | 0/68 (0%)** |
Septic arthritis | 1/64 (2%) | 1/18 (6%) | 0/68 (0%) |
Osteomyelitis | 1/64 (2%) | 0/18 (0%) | 0/68 (0%) |
Other foci | 4/64 (6%) | 1/18 (6%) | 12/68 (18%) |
Septicaemia without focus | 4/64 (6%) | 1/18 (6%) | 19/68 (28%)* |
No underlying disease | 56/63 (89%) | 14/18 (78%) | 40/65 (62%)*** |
Outcome | |||
recovery | 48/64 (75%) | 13/18 (72%) | 52/63 (83%) |
sequelae | 12/64 (19%) | 4/18 (22%) | 9/63 (14%) |
Death | 4/64 (6%) | 1/18 (6%) | 2/63 (3%) |
Biotype | |||
I | 31/45 (69%) | 10/17 (59%) | 11/70 (16%)*** |
II | 13/45 (29%) | 5/17 (29%) | 31/70 (44%) |
III | 0/45 (0%) | 1/17 (6%) | 18/70 (26%) |
IV | 0/45 (0%) | 1/17 (6%) | 0/70 (0%) |
V | 0/45 (0%) | 0/17 (0%) | 8/70 (11%)* |
Other | 1/45 (2%) | 0/17 (0%) | 2/70 (3%)* |