Anesthesiology Research and Practice / 2017 / Article / Tab 1

Clinical Study

Achieving the Recommended Endotracheal Tube Cuff Pressure: A Randomized Control Study Comparing Loss of Resistance Syringe to Pilot Balloon Palpation

Table 1

Baseline characteristics of patients.

VariablePilot balloon palpation (n = 89)Loss of resistance (n = 89)Total N = 178 value

Age group (years)
Mean (sd, min-max)42.3 (15.6, 19–89)42.6 (15.2, 18–78)0.19
Sex, n (%)
Female62 (69.7)74 (83.1)136 (76.4)0.034
Male27 (30.3)15 (16.9)42 (23.6)
ETT size in mm, n (%)
6.57 (7.9)9 (10.1)16 (8.99)
7.038 (42.7)34 (38.2)72 (40.45)
7.533 (37)45 (50.6)78 (43.82)0.028
8.06 (6.7)1 (1.1)7 (3.93)
8.55 (5.7)0 (0)5 (2.81)
Duration of intubation in hrs, n (%)
≤128 (31.2)17 (19.1)45 (25.3)
1-242 (47.2)46 (51.7)88 (49.4)
>219 (21.6)26 (29.2)45 (25.3)0.14
Provider level, n (%)
Resident28 (31.5)72 (80.9)100 (56.2)
AO51 (57.3)10 (11.2)61 (34.3)
AO students2 (2.2)3 (3.4)5 (2.8)
Anesthesiologist8 (9.0)4 (4.5)12 (6.7)

Anesthesiology resident, anesthetic officer.

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