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Table 4 Intubation difficulty among the patients with baseline Mallampati score III or IV

From: The effect of brief pre-anesthetic exercise therapy of jaw and neck joints on mouth opening, neck extension, and intubation conditions during induction of general anesthesia: a randomized controlled trial

 

Control (n = 28)

Exercise (n = 30)

P a

Cormack-Lehane grade (I/II/IIIa/IIIb)

11/12/2/3

19/9/0/2

0.098

IDS group (easy/slight difficulty/moderate to major difficulty)

8/15/5

19/9/2

0.029

  1. Categorical variables are expressed as patient numbers
  2. IDS Intubation difficulty scale
  3. aComparisons between the two groups using linear-by-linear association (Cormack-Lehane grade) and chi-square test (IDS group)
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BMC Anesthesiology

ISSN: 1471-2253

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