Table 2 Comparison of sedation, cough and grimace score, time for intubation, adverse events and total drug used

Sedation score

3.82 ± 0.635

3.469 ± 0.504

0.003

Vocal cord movement

1.57 ± 0.58

1.49 ± 0.50

0.46

Cough score

1.57 ± 0.61

1.40 ± 0.497

0.15

Facial grimace score

1.59 ± 0.497

1.49 ± 0.50

0.32

Time for intubation (min)

7.10 ± 0.898

6.655 ± 0.77

0.010

Total lidocaine used (mg)

279.32 ± 59.06

254.36 ± 65.92

0.051

Total dexmedetomidine used (μg)

66.77 ± 11.05

66.40 ± 10.51

0.863

Hoarseness (Y/N)

6/43

2/47

0.14

Sore throat (Y/N)

13/36

4/45

0.16