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Table 3 Oropharyngeal seal pressure

From: A randomized prospective controlled trial comparing the laryngeal tube suction disposable and the supreme laryngeal mask airway: the influence of head and neck position on oropharyngeal seal pressure

Leak pressure

SLMA (n = 80)

LTS-D (n= 80)

p value

Neutral (cmH2O)

33 ± 6 (19–40)

35 ± 6 (22–40)

†0.0571

Extension (cmH2O)

31 ± 5 (17–40)

33 ± 5 (20–40)

†0.0150*

Flexion (cmH2O)

35 ± 6 (19–40)

35 ± 5 (21–40)

†0.4711

Right (cmH2O)

32 ± 5 (19–40)

34 ± 5 (19–40)

†0.0268*

Left (cmH2O)

32 ± 5 (18–40)

34 ± 5 (18–40)

†0.1140

Balloon pressure (cmH2O)

60 ± 0.2 (58–60)

60.0 ± 0 (60–60)

†0.3188

  1. Data are mean ± SD (range)
  2. P value by †2- sample T-test for differences of mean *p ≤0.05 (Sig) or p >0.05 (NS)