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Table 1 Characteristics of patients with ACNS infections

From: Follow-up evaluation of the immunological status of children admitted for acute cerebral nervous system infections: a retrospective study

Group A Group B
Patients (n) 35 Patients (n) 62
Gender Gender
 Male 21 (60%)  Male 38 (61.3%)
 Female 14 (40%)  Female 24 (38.7%)
Age at diagnosis (years) Age at diagnosis (years)
 Range 0.01–2.43  Range 0.06–17.68
 Mean 0.42 (SD 0.62)  Mean 4.07 (SD 4.38)
Age at follow-up (years) Age at follow-up (years)
 Range 0.01–2.43  Range 3.15–19.46
 Mean 1.47 (SD 0.81)  Mean 9.82 (SD 4.59)
Length of hospitalization (days) Length of hospitalization (days)
 Range 6–492  Range 5–153
 Mean 39.26 (SD 83.65)  Mean 30.21 (SD 24.33)
Type of ACNS infection Type of ACNS infection
 Meningitis 22 (62.9%)  Meningitis 38 (62.9%)
 Meningoencephalitis 7 (20%)  Meningoencephalitis 15 (24.2%)
 Encephalitis 5 (14.3%)  Encephalitis 3 (4.8%)
 Cerebellitis 1 (2.8%)  Cerebellitis 5 (8.1%)
Pathogens (n,%) Pathogens (n,%)
 SP 2 (5.7%)  SP 16 (25.8%)
 SA 4 (11.4%)  SA 3 (4.8%)
 NM 4 (11.4%)  NM 16 (25.8%)
 HI 3 (8.6%)  HI 4 (6.4%)
 EC 1 (2.8%) E. Coli 1 (1.6%)
 EV 11 (31.4%)  Enterovirus 6 (9.7%)
 HHV6 5 (14.3%)  HHV6 3 (4.8%)
 EBV 2 (5.7%)  EBV 4 (6.4%)
 HSV1 1 (2.8%)  HSV1 1 (1.6%)
 TBC 2 (5.7%)  TBC 6 (9.7%)
 KP 0 (0%) K. Pneumoniae 1 (1.6%)
  1. Legend: Group A patients younger than 3 years at follow-up (FUP), Group B patients older than 3 years at FUP, SP Streptococco Pneumoniae SA Streptococco Agalactiae, NM Neisseria Meningitidis, HI Haemophilus Influenzae, EC Escherichia Coli, EV Enterovirus, HHV6 Human Herpes Virus 6, EBV Epstein Bar virus, HSV1 Herpes virus type 1, TBC Mycobacterium Tuberculosis, KP Klebsiellae Pneumoniae