Table 1 Baseline data and procedural characteristics of orotracheal intubation in both groups of mice

Number, n

42

50

-

Body weight (g)

25.40 ± 1.50

25.24 ± 1.51

0.602

Endotracheal intubation time (minutes)

2.17 ± 0.26

1.73 ± 0.18

<0.001

Intubation attempt(s)

1.33 ± 0.6

1 ± 0

0.001

Success rate (%)

42 (100)

50 (100)

NS

Difficulties met during intubation

 Overall (%)

7 (16.7)^a

0 (0)

0.009

 Vigorous gag reflex (%)

4 (9.5)

0 (0)

0.086

 Salivary secretion (%)

5 (11.9)

0 (0)

0.041

 Resistance on advancement (%)

3 (7.1)

0 (0)

0.183

Complications

 Overall (%)

5 (11.9)

0 (0)

0.041

 Esophageal disposition (%)

4 (9.5)

0 (0)

0.086

 Oral bleeding (%)

1 (2.4)

0 (0)

0.457

 Death (%)

0 (0)

0 (0)

NS