Nonparametric Statistics / France / Humans / Child / Female / Male / Glasgow Coma Scale / Infant / Risk factors / Diagnostic Imaging / Ct Scan / Length of Stay / Newborn Infant / Prevalence / Public health systems and services research / Retrospective Studies / Age Factors / Chi Square Distribution / Risk Factors / Retrospective Study / Bacterial meningitis / Early Diagnosis / Male / Glasgow Coma Scale / Infant / Risk factors / Diagnostic Imaging / Ct Scan / Length of Stay / Newborn Infant / Prevalence / Public health systems and services research / Retrospective Studies / Age Factors / Chi Square Distribution / Risk Factors / Retrospective Study / Bacterial meningitis / Early Diagnosis