Anesthesiology Research and Practice / 2015 / Article / Tab 2

Clinical Study

Influence of Head and Neck Position on Oropharyngeal Leak Pressure and Cuff Position with the ProSeal Laryngeal Mask Airway and the I-Gel: A Randomized Clinical Trial

Table 2

Oropharyngeal leak pressures and ventilation with ProSeal LMA

ParameterNeutralFlexionExtensionLateral rotation

Oropharyngeal leak pressures (cm H2O)28 ± 4.1932 ± 4.11*24 ± 4.00#28 ± 3.15
Ventilation score (3/2/1/0)30/0/0/029/0/0/130/0/0/030/0/0/0
Peak airway pressures (cm H2O) 16 ± 2.5219 ± 6.0915 ± 2.85®16 ± 2.59
Expiratory tidal volume (mL)461 ± 68.72452 ± 100.75457 ± 66463 ± 66.26
LAW-PAW11 ± 5.0212 ± 6.839 ± 5.18¥12 ± 4.27
EtCO2 (mm Hg)31 ± 2.3331 ± 1.9831 ± 2.2431 ± 2.06

Data shown are mean ± SD or numbers. value is in comparison with the neutral position.
* < 0.001 between neutral and flexion, # < 0.001 between neutral and extension.
= 0.02 between neutral and flexion, ® = 0.04 between neutral and extension.
¥ < 0.001 between neutral and extension.

We are committed to sharing findings related to COVID-19 as quickly and safely as possible. Any author submitting a COVID-19 paper should notify us at help@hindawi.com to ensure their research is fast-tracked and made available on a preprint server as soon as possible. We will be providing unlimited waivers of publication charges for accepted articles related to COVID-19. Sign up here as a reviewer to help fast-track new submissions.