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Evid Based Nurs 8:16 doi:10.1136/ebn.8.1.16
  • Treatment

Nebulised lidocaine before nasogastric tube insertion reduced patient discomfort but increased risk of nasal bleeding

Nebulised lidocaine v placebo before nasogastric tube insertion in the emergency department*

Outcome Lidocaine Placebo Difference (95% CI)
*CI defined in glossary.
†100 mm scale, where 0  =  no discomfort and 100  =  severe discomfort.
‡5 point Likert scale, where 1  =  minimal difficulty and 5  =  extreme difficulty.
Patient discomfort (mean visual analogue scale score in mm)† 37.7 59.3 21.6 (5.3 to 38.0)
Nurses’ perceived difficulty of tube insertion (median score)‡ 2 2 0 (−1 to 1)
Nasal bleeding 17% 0 17% (3.5 to 31)
Vomiting 10% 0 10% (−0.7 to 21)
Chest tightness and dyspnoea 3.4% 0 3.4% (−3.2 to 10)
Inability to pass tube 6.9% 9.5% −2.6% (−18 to 13)

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