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Table 3 Intubation rates with supplemental prehospital CPAP/NIV compared to standard medical treatment alone

From: Continuous positive airway pressure and noninvasive ventilation in prehospital treatment of patients with acute respiratory failure: a systematic review of controlled studies

Study Supplemental prehospital CPAP/NIV Standard medical treatment alone
CPAP   
Cheskes et al. 2013 31/214 30/228
Prehospital 0/124 1/228
Inhospital 31/214 29/228
Ducros et al. 2011 3/107 6/100
Prehospital NA NA
Inhospital NA NA
Frontin et al. 2011 2/60 3/62
Prehospital 0/60 1/62
Inhospital 2/60 2/62
Thompson et al. 2008 7/35 17/34*
Prehospital 0/35 9/34
Inhospital 7/35 8/34
Dib et al. 2012 NA NA
Prehospital 4/149 11/238*
Inhospital NA NA
Gardtman et al. 2000 NA NA
Prehospital NA NA
Inhospital NA NA
Garuti et al. 2010 0/35 14/125
Prehospital 0/35 14/125
Inhospital 0/35 0/125
Hubble et al 2006 10/120 24/95*
Prehospital 5/120 7/95
Inhospital 5/120 17/95
NIV   
Craven et al 2000 4/37 7/25
Prehospital 0/37 6/25
Inhospital 4/37 1/25
Roessler et al 2011 1/24 6/25
Prehospital 0/24 1/25
Inhospital 1/14 5/25
Schmidbauer et al 2011 3/18 7/18
Prehospital 1/18 0/18
Inhospital 2/18 0/18
Weitz et al 2007 NA NA
Prehospital NA NA
Inhospital NA NA
  1. *=statistical significant difference. Studies rated as having acceptable size and quality are bold.