Table 1 Demographic data (mean ± standard deviation); p = t-test or Mann-Whitney U-test, as appropriate

Age (years)

38.5 (± 11.3)

44.4 (± 12.6)

0.08

Height (centimeters)

164.2 (± 4.9)

166.5 (± 6.2)

0.16

Weight (kg)

63.4 (± 11.3)

70.2 (±12.8)

0.21

BMI (kg/m²)

23.5 (± 4.4)

25.3 (± 4.5)

0.3

Midazolam dose (mg per kg)

0.12 (± 0.02)

0.11 (±0.02)

0.14

BIS values at arrival in OR (0–100)

94.5 (± 4.1)

95.9 (± 3.2)

0.28

Mean duration of surgical procedure (min)

20.4 (± 12.8)

79.8 (± 36.5)

<0.0001

Level of satisfaction (VAS; 0–10)

8.2 (± 1.8)

8.3 (± 1.6)

0.69