Tracheal intubation with a flexible intubation scope versus other intubation techniques for obese patients requiring general anaesthesia

. 2014 Jan 17;2014(1):CD010320. doi: 10.1002/14651858.CD010320.pub2

Study	Reason for exclusion
Ezri 2004	Observational study of methods of intubation in obese participants undergoing bariatric surgery
Gercek 2008	RCT of different methods of intubation in non‐obese participants to assess cervical spine motion
ISRCTN71888001	RCT of nasotracheal intubation using FIS or Macintosh laryngoscope in maxillofacial surgery participants. BMI > 35 kg/m² excluded
Liang 2010	Letter with no data presented
NCT01656967	RCT of use of AMBU AScope2 Fiberoptic Intubation versus Fastrach Intubating LMA. BMI > 35 kg/m² excluded. Personal communication from study authors—only five participants with BMI > 30 kg/m²

FIS: flexible intubation scope; LMA: laryngeal mask airway; TT: tracheal tube: VLS: videolaryngoscope.