Table 1: Patient groups characteristics.

PathogenNumber of patientsGender (male/female) Median age (min–max)Mortality (%) (survivors/death)

S. pneumoniae 145/815.5 (0–40)46% (7/6)1
N. meningitidis 2210/925.5 (1–60)27% (16/6)
H. influenzae 97/22 (1–4)0% (9/0)

1 patient not documented.
23 patients not documented.