Article 1 CSF leak 1 Glasgow coma scale 1 adult 1 basilar skull fracture cerebrospinal fluid 1 cerebrospinal fluid drainage 1 cerebrospinal fluid otorrhea 1 cerebrospinal fluid rhinorrhea 1 clinical feature 1 clinical outcome 1 computer assisted tomography 1 conservative treatment 1 female 1 human 1 incidence 1 intensive care unit 1 liquorrhea 1 major clinical study 1 male 1 medical record review 1 meningitis 1 middle aged 1 mortality rate 1 retrospective study 1 skull base fracture 1