Table 4 Objective indicators and vital signs

Examination time (minute)

30.55 ± 8.08

34.73 ± 7.71

†0.011

Initial dosage of midazolam (mg)

1.77 ± 0.43

1.69 ± 0.47

0.432

Number of additional administration of midazolam

2.06 ± 1.45

2.63 ± 1.35

†0.049

Total dosage of midazolam (mg)

3.83 ± 1.56

4.27 ± 1.34

0.145

Total dosage of 2% xylocaine (mL)

18.26 ± 3.97

19.70 ± 3.67

0.076

Maximal systolic blood pressure (mmHg)

162.39 ± 23.45

178.24 ± 30.24

†0.005

Highest heart rate (bpm)

104.38 ± 16.86

105.59 ± 17.81

0.734

Lowest MOAA/S scale

3.49 ± 0.98

3.94 ± 1.03

†0.031

Lowest oxygen saturation (%)

92.13 ± 3.25

90.69 ± 5.31

0.116

Usage of flumazenil (%)

0.983

 Yes

1 ( 2.1)

0 ( 0.0)

 No

46 (97.9)

49 (100.0)