Patient selection: pediatric patient with pertussis
Outcome: death or disability (respiratory, neurodevelopmental) following admission to the ICU
Risk factors for death or disability:
(1)
comorbid condition (congenital heart disease, chronic respiratory disease, etc)
(2) elevated absolute lymphocyte count (lymphocytosis)
(3) seizures or encephalopathy as reason for ICU admission
(4) shock as reason for ICU admission
(5) probability of mortality >= 1% by the pediatric index of mortality (PIM) score
(6) abnormal neurological signs
(7) readmission to the ICU
Additional risk factors:
(1) no immunizations
(2) pneumonia as reason for ICU admission
(3) post-tussive vomiting pre-admission
