Performance of Novel Bed Side Scores as Predictors of Hospital Outcome in Acute Exacerbation of Chronic Obstructive Pulmonary Disease Among Women; Cohort Study

Exclusion Criteria

• •Requirement for emergency intubation.
• •Other contraindications to NIPPV including cardiac or respiratory arrest; nonrespiratory organ failure (eg, severe encephalopathy, severe gastrointestinal bleeding, hemodynamic instability with or without unstable cardiac angina); facial surgery or trauma; upper-airway obstruction; inability to protect the airway and/or high risk of aspiration; and inability to clear secretions.(6)
• •Age \< 35 years.