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Table 1 Pre-oxygenation strategies

From: Oxygenation strategies prior to and during prehospital emergency anaesthesia in UK HEMS practice (PREOXY survey)

Pre-oxygenation strategy frequently used by individuals N Percentage of respondents (n = 40)
Bag Valve Mask without PEEP 22 55.0%
Bag Valve Mask with PEEP 7 17.5%
Mapleson C 13 32.5%
Non-rebreathable face mask 17 42.5%
Nasal cannula, high flow (> 4 L) 17 42.5%
Nasal cannula, low flow (max 4 L) 7 17.5%
Nasal cannula, but flow not specified 1 2.5%